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- 80 Chain Number
- 1 Strand
- 12 Teeth
- 4.332 in Outside Diameter
- 1.4375 in Finished Bore
features
- Conforms to ANSI B29.1-1975 standards
| Keyway | w/Keyway & Set Screw |
| Hub Recess Width | 0.38 in |
| Hub Projection | 1.05 in |
| Set Screw Size | 3/8-16 x 3/8 |
| Outside Dia. [Min] | 4.3320 in |
| Length Through Bore | 1 5/8 in |
| Inch/Metric | Inch |
| Material | Steel |
| Sprocket Style | B |
| Hardened Teeth | Without Hardened Teeth |
| Chain No. | 80 |
| Martin No. | 80BS12 |
| Hub Length Thru | 1.05 in |
| Outside Dia. | 4.3320 in |
| Finished Bore | 1 7/16 in |
| Keyway Size | 3/8 x 3/16 |
| Caliper Diameter | 3.2387 in |
| Hub Recess Depth | 0.22 in |
| Hub OD @ Recess | 2.69 in |
| Pitch Diameter | 3.864 in |
| Width Across Teeth | 0.575 in |
| Hub Dia. | 3 1/8 in |
| No. of Screws | 1 |
| No. of Strands Across | 1 |
| Pitch Diameter [Min] | 3.864 in |
| Bore Type | Bored to Size |
| No. of Teeth | 12 |
| Single Strand Tooth Thickness | 0.575 in |
| Chain Pitch | 1 in |
| Weight | 2.91 LB |
| EAN or UPC | 697950019611 |
