Martin Sprocket
Martin Sprocket 50B20-CI - ANSI 50, 20T
Model: 50B20-CI

Martin Sprocket 50B20-CI roller chain sprocket — ANSI 50 (0.625" pitch), 20 teeth, Type B hub, 0.5" finished bore, 3.995" pitch diameter, cast iron.
Technical Specifications
| ANSI Number | 50 |
| Teeth | 20 |
| Hub Style | Type B |
| Bore Type | Finished |
| Bore Size | 0.5 |
| Hardened Teeth | No |
| Pitch Diameter (in) | 3.995 |
| Outer Diameter (in) | 4.37 |
| Material | Cast Iron |
| LTB (in) | 1 |
Manufacturer

Martin Sprocket
Full-line manufacturer of sprockets, gears, sheaves, couplings, and other power transmission products.
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