{"id":182,"date":"2026-09-21T03:43:39","date_gmt":"2026-09-21T03:43:39","guid":{"rendered":"https:\/\/largesprocket.top\/product\/iso-606-din-8187-stainless-sprocket-metric-bore-en-10204-3-1-ddp-europe\/"},"modified":"2026-09-21T03:43:39","modified_gmt":"2026-09-21T03:43:39","slug":"iso-606-din-8187-stainless-sprocket-metric-bore-en-10204-3-1-ddp-europe","status":"publish","type":"product","link":"https:\/\/largesprocket.top\/es\/producto\/iso-606-din-8187-stainless-sprocket-metric-bore-en-10204-3-1-ddp-europe\/","title":{"rendered":"Pi\u00f1\u00f3n de acero inoxidable ISO 606 \/ DIN 8187 \u2014 Di\u00e1metro interior m\u00e9trico, EN 10204 3.1, DDP Europe"},"content":{"rendered":"
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Hangzhou Ever-Power Sprocket Co., Ltd.<\/p>\n

Four specifications define a correct European standard stainless sprocket: ISO 606 tooth geometry, metric bore, EN 10204 3.1 material cert, and DDP logistics. Get any one wrong and the sprocket either does not fit the chain, does not fit the shaft, fails the procurement audit, or creates a customs headache. This page covers all four.<\/p>\n<\/div>\n

The Four Specifications That Define a Correct DIN 8187 SS Sprocket<\/h2>\n
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1. ISO 606 Tooth Geometry<\/div>\n

DIN 8187 chain has a larger roller diameter than ANSI at equivalent pitch. The tooth form must be designed around this larger roller \u2014 an ANSI sprocket at the same pitch will not seat the DIN chain correctly. We verify with physical gauge sets, not just drawings.<\/p>\n<\/p><\/div>\n

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2. Metric Bore + DIN 6885 Key<\/div>\n

H7 bore tolerance in millimetres with DIN 6885 parallel keyway. European drive shafts are dimensioned metrically; an inch bore or imperial keyway requires rework that costs more than the sprocket.<\/p>\n<\/p><\/div>\n

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3. EN 10204 3.1 Material Cert<\/div>\n

Heat-specific material test report in EN 10204 3.1 format \u2014 the standard required by European OEM procurement quality systems. A generic grade datasheet does not satisfy this requirement.<\/p>\n<\/p><\/div>\n

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4. DDP Logistics to EU\/UK<\/div>\n

Delivered Duty Paid \u2014 we handle export clearance, international freight, and import customs including duties. You receive the goods and pay one invoice. No customs agent, no import VAT surprises, no delivery-before-clearance delays.<\/p>\n<\/p><\/div>\n<\/div>\n

\"ISO<\/p>\n

DIN vs. ANSI: The Dimensional Difference That Cannot Be Ignored<\/h2>\n

Both DIN 8187 and ANSI B29.1 use the same pitch values in mm. The difference is in roller diameter \u2014 DIN rollers are larger at every equivalent pitch. This means the seating radius of the tooth pocket must be different between DIN and ANSI sprockets for the same pitch. Installing DIN chain on an ANSI sprocket causes the rollers to ride on the tooth tips rather than seat in the pocket \u2014 producing noise, rapid wear, and chain derailment risk within hours of operation.<\/p>\n

\n\n\n\n\n\n\n\n\n\n\n\n
Par\u00e1metro<\/th>\nValor<\/th>\n<\/tr>\n<\/thead>\n
Est\u00e1ndar<\/td>\nDIN 8187 \/ ISO 606 (gauge-verified)<\/td>\n<\/tr>\n
Pitch Range<\/td>\n9.525 mm \u2013 31.75 mm (06B through 20B)<\/td>\n<\/tr>\n
Material<\/td>\nAcero inoxidable 304 \/ Acero inoxidable 316<\/td>\n<\/tr>\n
Bore Standard<\/td>\nMetric H7 + DIN 6885 parallel keyway<\/td>\n<\/tr>\n
Material Cert<\/td>\nEN 10204 3.1 (heat-specific)<\/td>\n<\/tr>\n
Acabado superficial<\/td>\nRa \u2264 1.6 \u00b5m std; Ra \u2264 0.8 \u00b5m EP on request<\/td>\n<\/tr>\n
Cumplimiento<\/td>\nDIN 8187 \/ ISO 606, ISO 9001:2015<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

The Odd-Tooth-Count Advantage: Engineering for Long Service Life<\/h2>\n

Specifying an odd tooth count on the driver sprocket (19T, 21T, 23T rather than 18T, 20T, 22T) is a design choice that significantly extends both chain and sprocket life in applications where the chain has an even number of pitches. With an odd driver tooth count, each chain link contacts a different tooth on every revolution of the sprocket \u2014 so wear is distributed across all tooth profiles and all chain links simultaneously rather than concentrated on the few links that repeatedly contact the same teeth. In a food or dairy application running 18\u201320 hours daily, this even wear distribution extends the before-replacement measurement interval by 20\u201340% compared to even tooth counts. We supply any tooth count; we recommend odd counts for driver sprockets wherever the chain link count is even.<\/p>\n

Identifying Your Chain as DIN 8187 or ANSI<\/h3>\n

Check the link plate stamp: DIN\/ISO chains carry a letter-number designation (06B, 08B, 10B, 12B, 16B). ANSI chains carry numeric codes (25, 35, 40, 50, 60). If the chain is unstamped, measure the roller diameter \u2014 for 12.7 mm pitch: DIN 08B roller = 8.51 mm; ANSI 40 roller = 7.92 mm. That measurement definitively identifies the standard. Send us a photo of the link plate or the roller measurement and we will confirm before producing.<\/p>\n

\"Ever-Power<\/p>\n

Complete DIN-Standard SS Drive System<\/h2>\n

\"DIN<\/p>\n

A complete DIN-standard pi\u00f1\u00f3n de acero inoxidable<\/a> drive requires DIN-standard chain and metric hardware throughout:<\/p>\n