{"id":228,"date":"2026-07-21T04:00:52","date_gmt":"2026-07-21T04:00:52","guid":{"rendered":"https:\/\/kettenrad-zahnrader.com\/?post_type=product&p=228"},"modified":"2026-07-21T04:00:52","modified_gmt":"2026-07-21T04:00:52","slug":"ep-1-2x3-16-european-sprockets","status":"publish","type":"product","link":"https:\/\/kettenrad-zahnrader.com\/ko\/product\/ep-1-2x3-16-european-sprockets\/","title":{"rendered":"EP-1\/2\u2033\u00d73\/16\u2033 \uc720\ub7fd\ud615 \uc2a4\ud504\ub85c\ud0b7"},"content":{"rendered":"
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European Standard Sprockets Series<\/p>\n

EP-1\/2\u2033\u00d73\/16\u2033 \uc720\ub7fd\ud615 \uc2a4\ud504\ub85c\ud0b7<\/h2>\n

Manufactured to DIN 8187 and ISO\/R 606 specifications, the 1\/2″\u00d73\/16″ (083B\/084B-1) European Sprockets deliver a step up in pitch and load capacity over the smaller 3\/8″ series, making this European Sprocket the core choice for general-purpose industrial chain drives across manufacturing, agriculture, and materials handling. With a 12.7 mm pitch and a tooth count range from Z=8 through Z=125, this European Sprocket series covers a wide variety of gear ratio requirements in a robust, C45 steel construction \u2014 with weld-on hub options for large-diameter configurations. Available to global buyers and widely specified for equipment operating in Colombia and across Latin American industrial sectors.<\/p>\n<\/div>\n

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\uc720\ub7fd \u200b\u200b\ud45c\uc900 \uc2a4\ud504\ub85c\ud0b7\u00a0<\/a><\/div>\n

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1. Technical Specifications \u2014 083B\/084B-1 (1\/2″\u00d73\/16″) European Sprockets<\/h2>\n

All European Sprocket parameters listed below conform to DIN 8187 \/ ISO\/R 606. Outer diameter (d\u2090), pitch diameter (d\u209a), boss diameter (D\u2091), bore (D\u2081), and hub width (A) are in millimetres. Rows prefixed * indicate weld-on hub configurations.<\/p>\n

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Sprocket Parameters (mm)<\/strong>
\nTooth radius r\u2083: 13
\nRadius width C: 1.3
\nTooth width B\u2081: 4.5<\/div>\n
Chain Parameters (mm)<\/strong>
\nPitch: 12.7
\nInternal width: 4.88
\nRoller \u03a6: 7.75<\/div>\n
Standards & Material<\/strong>
\nChain acc. to DIN 8187
\nISO\/R 606
\nDesignation: 083B\/084B-1
\nMaterial: C45 steel
\n*Weld-on hub (Z\u226549)<\/div>\n<\/div>\n

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\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Z (\uc774\ube68)<\/th>\nd\u2090 (mm)<\/th>\nd\u209a (mm)<\/th>\nD\u2091 (mm)<\/th>\nD\u2081 (mm)<\/th>\n(mm)<\/th>\n<\/tr>\n<\/thead>\n
8<\/td>\n38.5<\/td>\n33.18<\/td>\n21<\/td>\n8<\/td>\n14<\/td>\n<\/tr>\n
9<\/td>\n41.5<\/td>\n37.13<\/td>\n25<\/td>\n8<\/td>\n14<\/td>\n<\/tr>\n
10<\/td>\n46.2<\/td>\n41.10<\/td>\n28<\/td>\n8<\/td>\n14<\/td>\n<\/tr>\n
11<\/td>\n49.6<\/td>\n45.07<\/td>\n31<\/td>\n8<\/td>\n16<\/td>\n<\/tr>\n
12<\/td>\n53.9<\/td>\n49.07<\/td>\n35<\/td>\n8<\/td>\n16<\/td>\n<\/tr>\n
13<\/td>\n58.4<\/td>\n53.06<\/td>\n39<\/td>\n8<\/td>\n16<\/td>\n<\/tr>\n
14<\/td>\n62.8<\/td>\n57.07<\/td>\n43<\/td>\n8<\/td>\n16<\/td>\n<\/tr>\n
15<\/td>\n66.8<\/td>\n61.09<\/td>\n47<\/td>\n8<\/td>\n16<\/td>\n<\/tr>\n
16<\/td>\n70.9<\/td>\n65.10<\/td>\n50<\/td>\n10<\/td>\n18<\/td>\n<\/tr>\n
17<\/td>\n74.9<\/td>\n69.11<\/td>\n50<\/td>\n10<\/td>\n18<\/td>\n<\/tr>\n
18<\/td>\n78.9<\/td>\n73.14<\/td>\n50<\/td>\n10<\/td>\n18<\/td>\n<\/tr>\n
19<\/td>\n82.9<\/td>\n77.16<\/td>\n50<\/td>\n10<\/td>\n18<\/td>\n<\/tr>\n
20<\/td>\n86.9<\/td>\n81.19<\/td>\n50<\/td>\n10<\/td>\n18<\/td>\n<\/tr>\n
21<\/td>\n91.0<\/td>\n85.22<\/td>\n60<\/td>\n12<\/td>\n20<\/td>\n<\/tr>\n
22<\/td>\n95.0<\/td>\n89.24<\/td>\n60<\/td>\n12<\/td>\n20<\/td>\n<\/tr>\n
23<\/td>\n99.0<\/td>\n93.27<\/td>\n60<\/td>\n12<\/td>\n20<\/td>\n<\/tr>\n
24<\/td>\n103.0<\/td>\n97.29<\/td>\n60<\/td>\n12<\/td>\n20<\/td>\n<\/tr>\n
25<\/td>\n107.1<\/td>\n101.33<\/td>\n60<\/td>\n12<\/td>\n20<\/td>\n<\/tr>\n
26<\/td>\n111.2<\/td>\n105.36<\/td>\n70<\/td>\n16<\/td>\n20<\/td>\n<\/tr>\n
27<\/td>\n115.4<\/td>\n109.40<\/td>\n70<\/td>\n16<\/td>\n20<\/td>\n<\/tr>\n
28<\/td>\n119.4<\/td>\n113.42<\/td>\n70<\/td>\n16<\/td>\n20<\/td>\n<\/tr>\n
30<\/td>\n127.5<\/td>\n121.50<\/td>\n70<\/td>\n16<\/td>\n20<\/td>\n<\/tr>\n
32<\/td>\n135.5<\/td>\n129.56<\/td>\n70<\/td>\n16<\/td>\n20<\/td>\n<\/tr>\n
35<\/td>\n147.6<\/td>\n141.68<\/td>\n70<\/td>\n16<\/td>\n20<\/td>\n<\/tr>\n
36<\/td>\n151.7<\/td>\n145.72<\/td>\n70<\/td>\n16<\/td>\n25<\/td>\n<\/tr>\n
38<\/td>\n159.8<\/td>\n153.80<\/td>\n70<\/td>\n16<\/td>\n25<\/td>\n<\/tr>\n
40<\/td>\n167.8<\/td>\n161.87<\/td>\n70<\/td>\n16<\/td>\n25<\/td>\n<\/tr>\n
42<\/td>\n175.4<\/td>\n169.95<\/td>\n78<\/td>\n16<\/td>\n32<\/td>\n<\/tr>\n
45<\/td>\n187.5<\/td>\n182.07<\/td>\n78<\/td>\n16<\/td>\n32<\/td>\n<\/tr>\n
48<\/td>\n199.7<\/td>\n194.18<\/td>\n78<\/td>\n16<\/td>\n32<\/td>\n<\/tr>\n
*50<\/td>\n207.8<\/td>\n202.26<\/td>\n*78<\/td>\n16<\/td>\n32<\/td>\n<\/tr>\n
*57<\/td>\n236.1<\/td>\n230.54<\/td>\n*78<\/td>\n16<\/td>\n32<\/td>\n<\/tr>\n
*60<\/td>\n248.2<\/td>\n242.66<\/td>\n*78<\/td>\n16<\/td>\n32<\/td>\n<\/tr>\n
*65<\/td>\n268.8<\/td>\n262.86<\/td>\n*78<\/td>\n16<\/td>\n32<\/td>\n<\/tr>\n
*72<\/td>\n297.1<\/td>\n291.16<\/td>\n*78<\/td>\n16<\/td>\n32<\/td>\n<\/tr>\n
*80<\/td>\n329.4<\/td>\n323.48<\/td>\n*78<\/td>\n16<\/td>\n32<\/td>\n<\/tr>\n
*85<\/td>\n349.7<\/td>\n343.70<\/td>\n*80<\/td>\n16<\/td>\n32<\/td>\n<\/tr>\n
*90<\/td>\n369.9<\/td>\n363.90<\/td>\n*80<\/td>\n16<\/td>\n32<\/td>\n<\/tr>\n
*95<\/td>\n390.1<\/td>\n384.10<\/td>\n*80<\/td>\n16<\/td>\n32<\/td>\n<\/tr>\n
*100<\/td>\n410.3<\/td>\n404.31<\/td>\n*80<\/td>\n16<\/td>\n32<\/td>\n<\/tr>\n
*110<\/td>\n450.7<\/td>\n444.74<\/td>\n*80<\/td>\n16<\/td>\n32<\/td>\n<\/tr>\n
*114<\/td>\n466.9<\/td>\n460.90<\/td>\n*80<\/td>\n16<\/td>\n32<\/td>\n<\/tr>\n
*120<\/td>\n491.2<\/td>\n485.16<\/td>\n*80<\/td>\n16<\/td>\n32<\/td>\n<\/tr>\n
*125<\/td>\n511.4<\/td>\n505.37<\/td>\n*80<\/td>\n16<\/td>\n32<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

All dimensions in millimetres. * Weld-on hub. Tolerances to DIN 8187 \/ ISO\/R 606. H=plate height dimension per DIN 8187 drawing reference.<\/p>\n<\/div>\n

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2. Five Key Advantages of the 083B\/084B-1 European Sprockets<\/h2>\n
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\u2460 12.7 mm Pitch \u2014 Versatile Mid-Range Load Capacity<\/strong><\/p>\n

The 12.7 mm pitch sits at the centre of the medium-duty industrial chain range, handling significantly higher torque than the 6.35 mm or 9.525 mm series while remaining compact enough for machine-mounted drives. This makes the 1\/2″\u00d73\/16″ European Sprocket one of the most frequently specified sizes across industrial machinery in Europe, and a first-choice replacement when sourcing European Sprocket stock to service mid-size conveyor and agricultural drives.<\/p>\n<\/div>\n

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\u2461 Z=8 to Z=125 \u2014 Widest Tooth Range in the Series<\/strong><\/p>\n

Covering 39 distinct tooth counts, this European Sprocket series offers more gear ratio flexibility than almost any other European Sprocket size. From a Z=8 drive pinion with an outer diameter of just 38.5 mm to a Z=125 driven wheel at 511.4 mm, OEM engineers and MRO procurement teams can specify exact gear ratios in a single catalogue \u2014 a significant advantage over sourcing multiple series at different pitches.<\/p>\n<\/div>\n

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\u2462 C45 Steel, CNC-Machined, Induction Hardened<\/strong><\/p>\n

Standard material for this European Sprocket is C45 medium-carbon steel, machined on CNC hobbing and milling centres to achieve the tooth profile tolerances required by DIN 8187. Surface induction hardening brings tooth flank hardness to HRC 45\u201355 while preserving core toughness. This dual-property profile \u2014 hard teeth on a tough body \u2014 is the engineering reason Steel Sprockets and Gears like this European Sprocket outlast their chain in properly maintained industrial drives.<\/p>\n<\/div>\n

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\u2463 Weld-On Hub for Large-Diameter Applications<\/strong><\/p>\n

From Z=49 onward, boss diameters transition to the weld-on hub configuration. This design allows the sprocket ring to be attached to a customer-machined hub that is sized precisely for the application shaft \u2014 removing the bore diameter ceiling that limits conventional stock bore designs. For heavy-duty Colombian agricultural equipment and construction machinery where shaft diameters are non-standard, the weld-on European Sprocket design is the most practical route to large-diameter custom configurations without bespoke tooling costs.<\/p>\n<\/div>\n

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\u2464 Immediate Stock Bore Plus OEM Custom Manufacturing<\/strong><\/p>\n

Standard bore sprockets from Z=8 to Z=48 are held in stock and available for immediate dispatch. For OEM programmes needing specific bore sizes, keyway configurations, or surface treatments, our engineering team produces fully machined components to customer drawing. This combined offering \u2014 stock European Sprocket for MRO speed, custom European Sprocket for OEM precision \u2014 makes us a single-source industrial sprockets and gears supplier across the complete 083B\/084B-1 range.<\/p>\n<\/div>\n<\/div>\n<\/div>\n

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\"European<\/div>\n

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3. Working Principle of the 1\/2″\u00d73\/16″ Roller Chain Sprocket<\/h2>\n

The fundamental operating mechanism of a European Sprocket is positive engagement \u2014 unlike belt pulleys or friction drives, this European Sprocket locks onto the chain rollers mechanically and transmits torque without slip. As the sprocket rotates, each tooth enters the chain strand from below, lifts the roller away from the previous link, and seats it in the current tooth pocket. The chain is then driven forward by the sprocket’s rotation, with each roller transferring the driving force through direct contact between the roller surface and the tooth flank geometry.<\/p>\n

In the 083B\/084B-1 European Sprocket configuration, the 12.7 mm pitch determines the angular distance between tooth centres. The precision of this pitch, combined with the accuracy of the tooth radius r\u2083 (13 mm), the gullet geometry, and the roller diameter (7.75 mm), governs how uniformly load is distributed across multiple teeth in contact simultaneously. At any given moment, between two and four teeth carry load depending on the wrap angle, tooth count, and drive tension. For low tooth count configurations such as Z=8 or Z=9, the wrapping arc is small and load is concentrated on fewer teeth \u2014 which is why the dimensional table shows progressively heavier hub sections for these sizes despite their small outer diameters.<\/p>\n

The polygonal effect \u2014 a periodic velocity variation inherent in all European Sprocket chain drives \u2014 diminishes as tooth count increases. For applications requiring smooth, low-vibration output, selecting a minimum of Z=17 on the smaller European Sprocket of any pair is standard engineering practice. At Z=17 and above, the velocity ripple is small enough that it does not cause perceptible vibration in most industrial machinery, including conveyor drives, packaging machines, and agricultural equipment. For drives where speed uniformity is critical \u2014 printing machines, labelling lines \u2014 tooth counts of Z=21 or higher are preferred, and chain lubrication specification becomes equally important in controlling engagement noise.<\/p>\n<\/div>\n

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4. Materials and Surface Treatment Options<\/h2>\n

C45 medium-carbon steel (per DIN EN 10083-2, equivalent to AISI 1045) is the standard material specification for this European Sprocket range. Every European Sprocket in the 083B\/084B-1 series is produced from this grade. This alloy is selected for three reasons: it machines cleanly to the close dimensional tolerances demanded by DIN 8187 tooth profiles, it accepts induction surface hardening to achieve the HRC 45\u201355 flank hardness required for industrial chain drive service life, and its ductile core absorbs the shock and impulse loading inherent in chain drives without risk of brittle fracture. Material certificates traceable to the production heat are available on request for OEM technical file requirements.<\/p>\n

For environments that exclude carbon steel \u2014 food processing wash-down lines, pharmaceutical clean rooms, chemical conveying systems, and coastal or tropical outdoor installations \u2014 a stainless steel European Sprocket manufactured from AISI 304 or AISI 316 is available with identical tooth geometry. AISI 316 grade is recommended for any European Sprocket wherever chlorinated detergents or salt-spray exposure is expected, as its molybdenum content significantly improves resistance to pitting corrosion compared to the 304 grade. Colombian buyers operating equipment in coastal humid climates or within food-grade production lines frequently specify 316L as the standard material for all wetted-zone European Sprocket transmission components.<\/p>\n

Surface treatments extend service life in specific environments. Black oxide treatment \u2014 sometimes referred to as black kettenrad zahnrader finish \u2014 provides moderate rust inhibition with negligible dimensional addition, making it appropriate for precision-bore sprockets where coating thickness cannot be accommodated in the shaft clearance. Zinc phosphate with oil provides stronger rust inhibition during storage and transit \u2014 useful when sprockets are purchased in advance as maintenance stock for remote installations. Acetal (POM) European Sprocket variants are available for the lowest-load portion of the tooth range, typically Z=8 through Z=20, where noise reduction or material contamination avoidance takes precedence over load-carrying capacity.<\/p>\n<\/div>\n

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5. \uc801\uc6a9 \uc2dc\ub098\ub9ac\uc624<\/h2>\n

The 1\/2″\u00d73\/16″ pitch occupies the mid-range of general-purpose industrial chain drives, making it one of the most widely applied European sprocket sizes across multiple sectors. Below are the primary usage areas where this series delivers reliable, long-service performance.<\/p>\n

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General Industrial Conveyor Drives<\/strong><\/p>\n

Warehouse belt conveyors, roller bed transfer units, and assembly line drives across manufacturing sectors are among the highest-volume applications for the 083B European Sprocket. The 12.7 mm pitch European Sprocket handles the moderate torque levels of loaded conveyor belts without the bulk of larger-pitch chain systems, and the extensive tooth count range makes it straightforward to specify exact conveyor speeds from a single catalogue. Industrial chains and sprockets europe factory output in this size represents the largest share of the European Standard Sprockets Series volume.<\/p>\n<\/div>\n

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Agricultural Equipment \u2014 Colombia and Andean Region<\/strong><\/p>\n

Tractor-mounted implements, seed drill metering drives, fertiliser spreaders, and forage harvester feed rolls operating across the Colombian Andean agricultural belt commonly use the 12.7 mm pitch European Sprocket drive system. European-built tractors and machinery exported to Colombia and neighbouring countries were predominantly built to DIN 8187 chain standards \u2014 making this European Sprocket series the correct replacement kettenrad zahnrader specification for field maintenance programmes. The C45 steel construction handles the intermittent duty and moderate shock loading of typical agricultural drives without the corrosion issues associated with lower-grade castings.<\/p>\n<\/div>\n

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Packaging and Filling Machinery<\/strong><\/p>\n

Carton erectors, case packers, bottle fillers, and shrink-wrap tunnels use a European Sprocket chain drive to synchronize multiple working stations at precise speed ratios. The 1\/2″\u00d73\/16″ pitch provides better load capacity than the 3\/8″ series without the noise and vibration penalty of coarser 5\/8″ or 3\/4″ pitch chains at typical packaging machine speeds. A stainless steel European Sprocket in this size is often specified for the fill and seal zones of food and pharmaceutical packaging lines where wash-down and contamination regulations apply.<\/p>\n<\/div>\n

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Mining and Construction Auxiliary Drives<\/strong><\/p>\n

Compact auxiliary drives on mobile screening plant, crusher feeders, and underground material handling systems frequently employ a double-strand European Sprocket configuration in the 12.7 mm pitch, using duplex chain to multiply torque capacity over the simplex rating. The weld-on hub option available from Z=49 is particularly valuable on construction-site equipment, where shaft diameters on fabricated structures vary between machines and hub flexibility is essential for field-serviceable replacement. Buyers sourcing a European Sprocket for mining auxiliary service should verify tooth count and chain width to ensure correct strand compatibility.<\/p>\n<\/div>\n

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Woodworking and Sawmill Equipment<\/strong><\/p>\n

Bandsaw blade return drives, log conveyor chains, and chip extraction blowers in sawmill and woodworking plants regularly use the 083B European Sprocket as the primary chain drive component. The medium-duty pitch balances speed and torque requirements in these applications, where log-feeding forces generate moderate shock loads, and the compact sprocket diameter allows drives to be integrated within the tight space constraints of saw carriage frames. Both new kettenrad zahnrader installations and European Sprocket replacement parts for existing European-built sawmill equipment draw from this series.<\/p>\n<\/div>\n

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Material Handling Hoists and Elevators<\/strong><\/p>\n

Chain-driven bucket elevators, vertical conveyors, and goods lifts in warehousing and industrial facilities commonly rely on a large-tooth-count European Sprocket \u2014 Z=40 through Z=72 \u2014 to drive slow-speed, high-tension elevator chains. The weld-on hub options in this tooth range allow the driven sprocket to be attached to a fabricated or turned hub sized to match the head shaft diameter of the elevator structure, without the bore diameter restriction of machined-bore designs. Gear tooth profile accuracy is documented per DIN 3961 \/ ISO 1328, supporting the quality records required for lifting equipment compliance audits in European and Colombian regulatory environments.<\/p>\n<\/div>\n<\/div>\n<\/div>\n

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6. Applicable Standards and Regulatory Context<\/h2>\n

Procurement of a European Sprocket for use across different markets involves compliance with the mechanical safety and materials standards applicable in each jurisdiction. The following regulatory framework is relevant to buyers specifying a European Sprocket globally.<\/p>\n

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EU Machinery Directive 2006\/42\/EC<\/strong><\/p>\n

Every European Sprocket and Chain Sprockets assembly installed in CE-marked machinery must meet the essential health and safety requirements of this Directive. DIN 8187 \/ ISO\/R 606 conformance of the European Sprocket is the technical baseline for demonstrating that the chain drive assembly meets the relevant harmonised standards, including guard and safeguarding requirements under EN 953.<\/p>\n<\/div>\n

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DIN 8187 and ISO\/R 606<\/strong><\/p>\n

The governing standard specifying chain and European Sprocket dimensions, tolerances, and material requirements for short-pitch precision roller chains. All European Sprocket units in this series are verified to DIN 8187 before dispatch, with dimensional records available for inclusion in OEM machine technical documentation files.<\/p>\n<\/div>\n

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Colombia \u2014 Icontec NTC and INVIMA<\/strong><\/p>\n

Mechanical drive components used in regulated Colombian industries \u2014 food processing, pharmaceuticals, and mining \u2014 may be subject to Icontec NTC standards or direct ISO equivalents. In food and pharma sectors, INVIMA oversight may require materials documentation for wetted-zone components. Our stainless steel 083B sprockets carry material certificates supporting AISI 316L identification for these applications.<\/p>\n<\/div>\n

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Germany \u2014 DGUV Occupational Safety Rules<\/strong><\/p>\n

In Germany and across EEA markets, the DGUV Technical Rules for machinery safety require that replacement chain drive components match the dimensional specification of the original parts. Specifying a DIN 8187-conformant European Sprocket \u2014 rather than dimensionally similar but uncertified substitutes \u2014 is the correct approach for compliance with DGUV inspection requirements on European Sprocket installations across Germany.<\/p>\n<\/div>\n

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EU Lifting Equipment Directive 2006\/42\/EC Annex I \u00a74<\/strong><\/p>\n

For chain drives used in lifting applications \u2014 bucket elevators, goods lifts, and chain hoists \u2014 Annex I Section 4 of the Machinery Directive imposes additional design and documentation requirements. Any European Sprocket assembly in lifting service must carry rated load calculations and material traceability. Our dimensional and material documentation supports these requirements.<\/p>\n<\/div>\n

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REACH \/ RoHS and Food Contact (EC) 1935\/2004<\/strong><\/p>\n

C45 carbon steel and AISI 316 stainless steel components are RoHS compliant. REACH SVHC declarations are provided for surface-treated components on request. For food-contact applications, AISI 316 stainless steel sprockets satisfy the material suitability requirements under EU Regulation 1935\/2004, with compliance documentation available for food plant audits.<\/p>\n<\/div>\n<\/div>\n<\/div>\n

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7. About the Manufacturer<\/h2>\n

Established in 2010, our production facility has built more than fifteen years of uninterrupted experience manufacturing the European Sprocket and related gear components to international dimensional standards. The shop floor combines CNC hobbing centres with profile grinding equipment and coordinate measuring machines \u2014 a combination that holds tooth profile tolerances to DIN-specified quality grades across entire production batches, not just sampled pieces at inspection.<\/p>\n

Tooth profiles on every European Sprocket are verified against whichever standard governs the application \u2014 DIN 8187, ANSI B29.1, or JIS B 1801. Gear tooth accuracy is recorded to DIN 3961 \/ ISO 1328 quality levels with documentation retained for customer technical files. Our product range spans the three major standards \u2014 European Sprocket per DIN\/ISO, American ANSI\/ASME, and Asian JIS \u2014 alongside a complete gear range per DIN 782 covering spur gears, bevel gears, and racks.<\/p>\n

WorkShop<\/h3>\n
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8. Complete Drive System Components<\/h2>\n

A European Sprocket alone does not constitute a complete drive. To maximise performance and simplify procurement, we supply matched components that integrate directly with the 083B\/084B-1 European Sprocket \u2014 letting you source the full chain drive system from a single supplier and avoid the tolerance mismatches that arise from mixing components across different manufacturers and standards.<\/p>\n

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ISO\/R 606 Roller Chain<\/strong><\/p>\n

Matched roller chain<\/a> for the 083B pitch is the essential counterpart to this European Sprocket. Our roller chains are manufactured to the same DIN 8187 \/ ISO\/R 606 dimensional standards as the sprocket series \u2014 inner link width, roller diameter, and pin geometry all within the tolerance band that governs the tooth pocket. Procuring a European Sprocket and chain from the same standard base removes the most common source of premature wear: dimensional mismatch between the roller and the tooth form. For buyers in Colombia and Latin America sourcing both components, we can supply matched sets with a single conformance declaration covering both chain and sprocket dimensions.<\/p>\n

\"ISO\/R<\/div>\n<\/div>\n
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NMRV Worm Gear Reducer<\/strong><\/p>\n

Most European Sprocket drives receive their input from a speed reducer positioned between the motor and the drive shaft. Our NMRV worm gear reducers are available in output shaft diameters and flange configurations that align directly with the bore range used across the 083B series \u2014 so shaft diameters, keyway dimensions, and hub clearances are verified before delivery rather than discovered as mismatches on site. For procurement teams combining sprockets and gears with a reducer from a single order, the NMRV range covers the reduction ratios and output speeds most commonly paired with 12.7 mm pitch drives in both new installations and equipment upgrade programmes.<\/p>\n

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\uc790\uc8fc \ubb3b\ub294 \uc9c8\ubb38<\/h2>\n
\nQ1. What is the 083B designation and how does it relate to the European sprocket standard for 1\/2″ pitch chain drives?<\/summary>\n
The 083B designation identifies this sprocket within the European chain standard system based on DIN 8187 \/ ISO\/R 606. The prefix 08 indicates a 12.7 mm pitch, and the B suffix confirms the metric European standard as opposed to the American ANSI inch standard. The 083B-1 suffix specifically denotes the simplex (single-strand) configuration. This series is dimensionally distinct from the ANSI No. 40 chain, which also has a 12.7 mm pitch but uses different inner link widths and roller diameters \u2014 making them non-interchangeable despite sharing the same pitch measurement.<\/div>\n<\/details>\n
\nQ2. What does the weld-on hub configuration mean for a European Sprocket with Z49 teeth or more?<\/summary>\n
From Z=49, the standard boss diameter of a European Sprocket can no longer provide sufficient wall thickness around a through-bore sized for the shaft diameters typically used at these large tooth counts. The weld-on hub design supplies the sprocket ring and tooth form as a finished item without a bore \u2014 the ring is then welded or bolted to a separately machined hub that is turned to match the exact shaft dimensions of the installation. This approach is standard for heavy-duty industrial sprockets above approximately 200 mm pitch diameter, and is the practical route to large-tooth-count custom sprockets and gears without the cost and lead time of bespoke castings.<\/div>\n<\/details>\n
\nQ3. Is a stainless steel European Sprocket available in the 1\/2″ pitch series and which grade is best for food processing lines?<\/summary>\n
Yes, a stainless steel European Sprocket in both AISI 304 and AISI 316 is available for the 083B pitch. For food processing applications involving regular wash-down with chlorinated detergents, AISI 316 is the recommended grade \u2014 its molybdenum content resists chloride-induced pitting that would degrade 304 grade over repeated cleaning cycles. Material test certificates and compliance declarations under EU Regulation 1935\/2004 are supplied with stainless steel orders to support food plant hygiene documentation requirements.<\/div>\n<\/details>\n
\nQ4. What are the key differences between a European Sprocket and a gear and when should I use each in a power transmission system?<\/summary>\n
The practical difference between sprockets and gears centres on how each transmits motion. A European Sprocket works through an articulated chain link \u2014 it can span long centre distances, tolerate minor shaft misalignment, and accommodate large gear ratio changes through European Sprocket substitution without repositioning shafts. Gears mesh tooth-to-tooth and require precise centre distances and backlash control, but offer higher speed ratios in a smaller package and generate no polygonal velocity ripple. Most industrial drives use both: a gear reducer at the motor for primary speed reduction, and a chain-and-sprocket final drive to the working shaft for its flexibility and ease of maintenance access.<\/div>\n<\/details>\n
\nQ5. How do I identify the correct European sprocket sizes when the original machine documentation is unavailable?<\/summary>\n
Without original documentation for the European Sprocket, measure the pitch by laying the chain flat and measuring across 10 links, then dividing by 10. A result near 12.7 mm confirms the 083B family. Count the teeth on the European Sprocket and measure the outer diameter to cross-reference against the dimensional table on this page. Measure the existing bore diameter and note any keyway dimensions. With tooth count, bore, and keyway in hand, you can specify a replacement European Sprocket exactly. For worn sprockets where tooth count is difficult to read visually, the pitch diameter (d\u209a) can be measured across two diametrically opposite tooth tips using a vernier calliper, and then cross-referenced against the table.<\/div>\n<\/details>\n<\/div>\n<\/div>\n

\ud3b8\uc9d1\uc790: PXY<\/p>","protected":false},"excerpt":{"rendered":"

The EP-1\/2″\u00d73\/16″ is catalogued under the European designation 083B\/084B-1, placing it firmly in the medium-duty band of the European Standard Sprockets range. With a pitch of 12.7 mm \u2014 exactly double the 1\/4″ series \u2014 this sprocket engages ISO\/R 606 roller chain with an internal width of 4.88 mm and a roller diameter of 7.75 mm. These dimensional benchmarks are set by DIN 8187, the governing European standard for short-pitch precision roller chains and their matching sprockets.<\/p>\n

The simplex configuration covers the full range from Z=8 through Z=125. Outer diameters run from 38.5 mm at Z=8 up to 511.4 mm at Z=125, giving engineers an exceptionally wide selection for both compact high-speed drive positions and low-speed high-torque final drives. Hub diameter (D\u2091) and hub width (A) step up progressively with tooth count to maintain adequate wall thickness around the bore and to support the increasing shaft loads associated with larger sprocket diameters.<\/p>\n

The tooth profile parameters \u2014 tooth radius r\u2083 of 13 mm, radius width C of 1.3 mm, and tooth width B\u2081 of 4.5 mm \u2014 are dimensioned specifically for the 12.7 mm pitch chain.<\/p>","protected":false},"featured_media":231,"template":"","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":""},"product_brand":[],"product_cat":[18],"product_tag":[],"class_list":["post-228","product","type-product","status-publish","has-post-thumbnail","product_cat-european-standard-sprockets","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/kettenrad-zahnrader.com\/ko\/wp-json\/wp\/v2\/product\/228","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kettenrad-zahnrader.com\/ko\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/kettenrad-zahnrader.com\/ko\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/kettenrad-zahnrader.com\/ko\/wp-json\/wp\/v2\/media\/231"}],"wp:attachment":[{"href":"https:\/\/kettenrad-zahnrader.com\/ko\/wp-json\/wp\/v2\/media?parent=228"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/kettenrad-zahnrader.com\/ko\/wp-json\/wp\/v2\/product_brand?post=228"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/kettenrad-zahnrader.com\/ko\/wp-json\/wp\/v2\/product_cat?post=228"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/kettenrad-zahnrader.com\/ko\/wp-json\/wp\/v2\/product_tag?post=228"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}