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- 12B-2 Double Strand Chain, 57 Teeth, C Style, Steel Sprocket
description
- Maximum bores shown will accommodate standard keyseat and setscrew over keyseat. Slightly larger bores are possible with no keyseat, shallow keyseat, or setscrew at an angle to keyseat.
| No. of Teeth | 57 |
| Chain No. | 12B |
| Width Across Teeth | 10.87 mm |
| Material | Steel |
| Martin No. | 12C57 |
| Outside Dia. | 356.717 mm |
| Hub Length Thru | 54.13 mm |
| No. of Strands Across | 2 |
| Length Through Bore | 65 mm |
| Family Name | No. 12 - 19.050 mm Pitch - Double - Type B & C |
| Sprocket Style | C |
| Hardened Teeth | Without Hardened Teeth |
| Hub Dia. | 130 mm |
| Inch/Metric | Metric |
| Bore Range [Min] | 32 mm |
| Chain Pitch | 19.05 mm |
| Bore Range [Max] | N/A |
| Pitch Diameter | 345.812 mm |
| Weight | 16.0 LB |
