12B Plate Wheels for DIN 8187 Roller Chains (B Series)
12B plate wheels (12B flat sprockets without hub) are designed for drives with all types of 12B (3/4″ × 7/16″) roller chains of the so-called European series (B-series), standardized to ISO 606 (DIN 8187). They are available in simplex, duplex, and triplex design.
12B-1 (Simplex)
12B-2 (Duplex)
12B-3 (Triplex)
Sprockets Fields of Use
The 12B (3/4″ × 7/16″) plate wheels are designed for general use in light and medium industry.
They are used in drives, but can also be used for lifting or transporting material.
Sprockets Material
C43 steel.
Other materials on request.
Sprockets Code Description
Example:
12B-1-20-P (3/4″ × 7/16″) - 20 Teeth, without Hub (Steel)
| Code Part | Description |
|---|---|
| 12B |
Chain type |
| 1 |
Simplex design |
| 20 |
Number of teeth |
| P |
Flat design without a hub (also known as a plate wheel or chain disc) |
| 3/4″ × 7/16″ |
Pitch (in inches) × inner width (in inches) |
| 20 Teeth, without Hub (Steel) |
Sprocket design and material |
Documents for Download
Dimensions and Parameters of 12B Plate Wheels for DIN 8187 Roller Chains
TYMA CZ Data Sheets
Czech and English (PDF 325.02 kB)
Related Products
12B Sprockets with Hub for DIN 8187 Roller Chains (B Series)
12B Sprockets with Finished Bore, Hub, and Hardened Teeth for DIN 8187 Roller Chains (B Series)
12B Taper Lock Sprockets for DIN 8187 Roller Chains (B Series)
12B Roller Chains According to DIN 8187
Universal Chain Tensioners
Sliding blocks, sprockets with screw and idler sprockets for tensioning of industrial roller chains during operation.
