PEER Chain
PEER Chain 120C21 - ANSI 120, 21T C-Hub
Model: 120C21
PEER Chain 120C21 C-hub roller chain sprocket. Single strand, hub projection both sides, ANSI #120 (1.5" pitch) chain, 21 teeth. Carbon steel with hardened teeth. Bore range: 1.0"-5.5". Meets ANSI B29.1 standard.
Technical Specifications
| ANSI Number | 120 |
| Teeth | 21 |
| Hub Style | Type C |
| Bore Type | Plain/Min Bore |
| Bore Size | 1.5 |
| Bore Range Min | 1.0 |
| Bore Range Max | 5.5 |
| Hardened Teeth | Yes |
| Pitch Diameter (in) | 10.064 |
| Outer Diameter (in) | 10.939 |
| Material | Carbon Steel |
| LTB (in) | 2.813 |
| 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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