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- 120 Chain Number
- 80 Teeth
- 1 Strand
- QD Bushing
- Without Hardened Teeth
features
- Tolerances meet or exceed ANSI standards
- Manufactured of high carbon steel
- Precise machining and processes ensure consistent finish and high quality
- Chain rows are parallel and precisely spaced to increase longevity of sprocket and chain
- Bores are concentric to pitch line, minimizing run out
- Interchangeable with other manufacturers’ QD bushings
| Width Across Teeth | 0.924 in |
| Inch/Metric | Inch |
| Chain Pitch | 1.5 in |
| Bushing Series | J |
| Hub Length | 2.31 in |
| Type | C |
| Hardened Teeth | Without Hardened Teeth |
| Bore Type | Bushed |
| Hub Dia. | 7 3/4 in |
| Length Through Bore | 3.1875 in |
| Outside Dia. | 39.078 in |
| Pitch Diameter | 38.21 in |
| Material | Steel |
| Screw Size | 5/8-11 UNC |
| Tooth Width | 0.924 in |
| Bushing Type | QD |
| Martin No. | 120J80 |
| Hub Projection | 2.31 in |
| No. of Strands Across | 1 |
| No. of Teeth | 80 |
| Caliper Diameter | 37.33 in |
| Bushing Bore [Min] | 1.5 in |
| Chain No. | 120 |
| Overall Length Less Threads | N/A |
| Bushing Bore [Max] | 4.5 in |
| Overall Length | 3.1875 in |
| Sprocket Style | B |
| Outside Dia. [Min] | 39.078 in |
| Single Strand Tooth Thickness | 0.924 in |
| Weight | 222.0 LB |
| EAN or UPC | 697950025391 |
