PowerDrive
PowerDrive 25A21 - ANSI 25, 21T
Model: 25A21
PowerDrive 25A21 roller chain sprocket — ANSI 25 (0.250" pitch), 21 teeth, Type A hub, 0.3750" finished bore, 1.678" pitch diameter, carbon steel.
Technical Specifications
| ANSI Number | 25 |
| Teeth | 21 |
| Hub Style | Type A |
| Bore Type | Finished |
| Bore Size | 0.3750 |
| Hardened Teeth | No |
| Pitch Diameter (in) | 1.678 |
| Outer Diameter (in) | 1.809 |
| Material | Carbon Steel |
| Bore Size Display | 3/8" |
Manufacturer
PowerDrive
PowerDrive LLC — manufacturer of sprockets, V-belt sheaves, synchronous pulleys, bushings, and power transmission components. MBE-certified with distribution from Michigan City, IN.
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