20B Sprockets for DIN 8187 Roller Chains (B Series)
20B sprockets with hub are an essential part of chain transmissions for all types of 20B roller chains according to DIN 8187 – European B series.
Depending on the chain type, the sprockets may be simplex, duplex or triplex.
20B-1
20B-2
Standard diameters do (mm): 82.96 - 960.28
Sprockets Fields of Use
The 20B sprockets with hub are designed for use especially in medium industry.
They are used in drives, but can also be used for lifting or transporting material.
Sprockets Material
Steel C43.
Other materials to order.
Sprockets Code Description
Example:
20B-1-20-N (1 1/4 × 3/4) - Sprocket with Hub (Steel)
| Code Part | Description |
|---|---|
| 20B |
Type of chain |
| 1 |
Simplex |
| 20 |
Number of teeth |
| N |
With-hub design |
| 1 1/4 × 3/4 |
Pitch of teeth in inches × internal width of the chain in inches |
| Sprocket with Hub (Steel) |
Sprocket design and material |
Documents for Download
Dimensions and Parameters of 20B Sprockets with Hub for DIN 8187 Roller Chains
TYMA CZ Data Sheets
Czech and English (PDF 147.10 kB)
Related Products
20B Plate Wheels for DIN 8187 Roller Chains (B Series)
20B-1 Sprockets with Hardened Teeth, Finished Bore with Keyway for DIN 8187 Roller Chains (B Series)
20B Taper Bored Sprockets for DIN 8187 Roller Chains (B Series)
20B Drive Roller Chains
Dimensions in inches: 1 1/4" × 3/4"
Universal Chain Tensioners
Sliding blocks, sprockets with screw and idler sprockets for tensioning of industrial roller chains during operation.
