12B-1-SS KÖBO Straight Connecting Link (Stainless Steel, 3/4” × 7/16”, DIN 8187)
Roller Chain

High-alloy steel with increased resistance to chemical and electrochemical corrosion.
Suitable especially for the food, chemical and pharmaceutical industries, demanding operating conditions and the outdoor environment, but also for all applications where the use of corrosion-resistant materials is required by law.
Price without VAT: 120,00CZK
Price including VAT: 145,10CZK with VAT
Catalogue price excluding VAT:
122,00CZK
At supplier, we usually ship within 2 weeks Usual time this product is ready for shipping. Actual availability may vary due to unforeseen circumstances in exceptional cases.
Sprocket Parameters
In the TYMA Product Catalogues you can find this material also described with the abbreviation SS.
Sprocket Description
12B-1-SS KÖBO Straight Connecting Link (Stainless Steel, 3/4” × 7/16”, DIN 8187) is intended for 12B-1 simplex stainless steel drive chains, which are standardized according to ISO 606 (DIN 8187), meaning they belong to the European B-series.
The chain consists of outer links with pins and inner links with bushes, on which freely rotating rollers are mounted. The chain is made of stainless steel.
Sprocket Construction
- Inner link
- Outer link
- Pin
- Bush
- Roller
Sprocket Fields of Use
12B-1 stainless steel roller chains according to DIN 8187 are intended for special applications in cases where a stainless steel design is required. They are used in food processing facilities, environments with increased humidity, wet conditions, with various chemicals, or when operating conditions do not allow the use of standard steel roller chains.
They are most commonly used as drive chains, but can also be fitted with carriers or other auxiliary elements for material handling and lifting applications.
Sprocket Material
Stainless steel.
Documents for Download
Dimensions and Parameters of Stainless Steel DIN 8187 Roller Chains
TYMA CZ Data Sheets
Czech and English (PDF 251.07 kB)
Manufacturer Profile
KÖBO manufactures high-performance simplex, duplex and triplex roller chains, conveyor chains, sprockets, plate wheels and also special chains and accessories. Using their large production facilities they can manufacture sprockets and sprocket plates in nearly any exacting variation up to a diameter of 1700 mm.
KÖBO has been producing sprockets and chain wheels since 1894. In 1899, Emil Köhler and Hermann Bovenkamp developed a new standardization process for chain wheels that is still in use at KÖBO today. They were truly ahead of their time. KÖBO has used this type of innovative thinking for a lasting success across multiple industries. Innovation coupled with a deep customer understanding allows the company to see the bigger picture - and it still characterizes the company today.