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- 80 Chain Number
- 1 Strand
- 11 Teeth
- 4.006 in Outside Diameter
- 1.375 in Finished Bore
features
- Conforms to ANSI B29.1-1975 standards
| Bore Type | Bored to Size |
| Chain Pitch | 1 in |
| No. of Screws | 1 |
| Inch/Metric | Inch |
| No. of Teeth | 11 |
| Keyway | w/Keyway & Set Screw |
| Outside Dia. [Min] | 4.0060 in |
| Set Screw Size | 5/16-18 X 5/16 |
| Sprocket Style | B |
| Caliper Diameter | 2.8884 in |
| Hub Projection | 1.05 in |
| Single Strand Tooth Thickness | 0.575 in |
| Hub OD @ Recess | 2.38 in |
| Keyway Size | 5/16 x 5/32 |
| Width Across Teeth | 0.575 in |
| No. of Strands Across | 1 |
| Hub Recess Width | 0.38 in |
| Outside Dia. | 4.0060 in |
| Hub Dia. | 2 13/16 in |
| Finished Bore | 1 3/8 in |
| Hub Length Thru | 1.05 in |
| Length Through Bore | 1 5/8 in |
| Pitch Diameter [Min] | 3.550 in |
| Chain No. | 80 |
| Hub Recess Depth | 0.22 in |
| Pitch Diameter | 3.550 in |
| Hardened Teeth | Without Hardened Teeth |
| Martin No. | 80BS11 |
| Material | Steel |
| Weight | 2.38 LB |
| EAN or UPC | 697950019475 |
