20B Taper Bored Sprockets for DIN 8187 Roller Chains (B Series)
20B Taper Bored sprockets are an essential part of chain transmissions for all roller chain types according to DIN 8187 – European B series.
Depending on the chain type, the sprockets may be simplex, duplex or triplex.
20B-1
20B-2
Sprockets Fields of Use
20B taper bored sprockets are designed for general use in light and heavy industry.
They are used in drives, but can also be used for lifting or transporting material.
Sprockets Material
Steel C43.
Other materials on request.
Sprockets Code Description
Example:
20B-1-20-TB 2517 (1 1/4 × 3/4, steel)
| Code Part | Description |
|---|---|
| 20B |
Type of chain |
| 1 |
Simplex |
| 20 |
Number of teeth |
| TB |
Taper Lock bushes design |
| 2517 |
Type of bush |
| 1 1/4 × 3/4 |
Pitch of teeth in inches × internal width of the chain in mm |
| Steel |
Sprocket material |
Documents for Download
Dimensions and Parameters of 20B Taper Bored Sprockets for DIN 8187 Roller Chains
TYMA CZ Data Sheets
Czech and English (PDF 152.11 kB)
Related Products
20B Sprockets for DIN 8187 Roller Chains (B Series)
20B-1 Sprockets with Finished Bore, Keyway, and Hardened Teeth for DIN 8187 Roller Chains (B Series)
20B Plate Wheels 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.
