12B Sprockets with Hub and Hardened Teeth for DIN 8187 Roller Chains (B Series)
12B sprockets with a hub and hardened teeth are standard components of chain drives for all 12B roller chains, according to DIN 8187 (also known as the European or B series), available in simplex or duplex designs.
12B-1
Sprockets Fields of Use
12B sprockets with a hub and hardened teeth for DIN 8187 chains are designed for general use in light and medium-duty industries.
They are primarily used in drives but can also be utilized for lifting or material transport.
Sprockets Material
Steel C43.
Other materials available on request.
Sprockets Code Description
Example:
12B-1-25-NK - Sprocket with Hub & Hardened Teeth (Steel)
| Code Part | Description |
|---|---|
| 12B |
Type of chain |
| 1 |
Simplex design |
| 25 |
Number of teeth |
| NK |
Design with hub and hardened teeth |
| Sprocket with Hub & Hardened Teeth (Steel) |
Sprocket design and material |
Documents for Download
Dimensions and Parameters of 12B Sprockets with Hub and Hardened Teeth for DIN 8187 Roller Chains
TYMA CZ Data Sheets
Czech and English (PDF 751.80 kB)
Related Products
12B Sprockets for DIN 8187 Roller Chains (B Series)
Standard diameters do (mm): 49.78 - 576.17
12B Taper Bored Sprockets with Hardened Teeth for DIN 8187 Roller Chains (B Series)
12B Drive Roller Chains
Dimensions in inches: 3/4" × 29/64"
Universal Chain Tensioners
Sliding blocks, sprockets with screw and idler sprockets for tensioning of industrial roller chains during operation.
Sliding Chain Guides for Separate Mounting
Standard chain sliding guides fixed separately directly on the machines.
