PEER Chain
PEER Chain 50B40 - ANSI 50, 40T B-Hub
Model: 50B40
PEER Chain 50B40 B-hub roller chain sprocket. Single strand, one-piece machined B-hub (never welded), ANSI #50 (0.625" pitch) chain, 40 teeth. Carbon steel with hardened teeth. Keyway aligned to tooth center, dual set screws. Bore range: 0.625"-2.9375". Meets ANSI B29.1 standard.
Technical Specifications
| ANSI Number | 50 |
| Teeth | 40 |
| Hub Style | Type B |
| Bore Type | Plain/Min Bore |
| Bore Size | 0.75 |
| Bore Range Min | 0.625 |
| Bore Range Max | 2.9375 |
| Hardened Teeth | Yes |
| Pitch Diameter (in) | 7.966 |
| Outer Diameter (in) | 8.366 |
| Material | Carbon Steel |
| LTB (in) | 1 |
| Strand | Single |
| Standard | ANSI B29.1 |
| Finish | Black Oxide |
Manufacturer
PEER Chain
PEER Chain — family-owned manufacturer of ANSI roller chain, PEER Quest solid-bushing chain, and matching sprockets. Serves industrial, agricultural, and material handling applications across ANSI #25–#240.
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