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- 28B-1 Chain Number
- 68 Teeth
- 1 Strand
- Taper Lock Bushing
- Without Hardened Teeth
features
- Tolerances meet or exceed ISO standards
- Manufactured of high carbon steel
- Precise machining and processes ensure consistent finish and high quality
- Bores are concentric to pitch line, minimizing run out
- Chain rows are parallel and precisely spaced to increase longevity of sprocket and chain
- Interchangeable with other manufacturers’ taper bushings
| Inch/Metric | Metric |
| Bushing Bore [Max] | 92.075 mm |
| Pitch Diameter | 962.47 mm |
| Length Through Bore | 101.6 mm |
| Outside Dia. [Min] | 990.09 mm |
| Outside Dia. | 990.09 mm |
| Width Across Teeth | 29.44 mm |
| Caliper Diameter | 934.53 mm |
| Hub Dia. | 219.08 mm |
| Chain Pitch | 1.75 in, 44.45 mm |
| Bore Type | Bushed |
| Bushing Type | Taperlock |
| Hub Projection | 36.8 mm |
| No. of Strands Across | 1 |
| Overall Length Less Threads | N/A |
| Bushing Series | 4040 |
| Material | Steel |
| Bushing Bore [Min] | 38.1 mm |
| Hardened Teeth | Without Hardened Teeth |
| Root Diameter | 934.53 mm |
| Overall Length | 101.6 mm |
| Sprocket Style | C |
| Type | C |
| No. of Teeth | 68 |
| Hub Length | 36.8 mm |
| Chain No. | 28B |
| Weight | 190.98 LB |
| EAN or UPC | 697950412313 |
