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- 40 Chain Number
- 16 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
| Chain No. | 40 |
| Material | Steel |
| Hub Projection | 0.34 in |
| Outside Dia. | 2.8140 in |
| Overall Length Less Threads | N/A |
| Sprocket Style | B |
| No. of Strands Across | 1 |
| Inch/Metric | Inch |
| Bore Type | Bushed |
| Hub Dia. | 2.062 in |
| Bushing Bore [Max] | 1 1/4 in |
| Single Strand Tooth Thickness | 0.284 in |
| No. of Teeth | 16 |
| Chain Pitch | 1/2 in |
| Bushing Type | QD |
| Tooth Width | 0.284 in |
| Martin No. | 40JA16 |
| Length Through Bore | 5/8 in |
| Overall Length | 5/8 in |
| Width Across Teeth | 0.284 in |
| Pitch Diameter | 2.560 in |
| Hardened Teeth | Without Hardened Teeth |
| Screw Size | #10-24 UNC |
| Hub Length | 0.34 in |
| Bushing Series | JA |
| Bushing Bore [Min] | 1/2 in |
| Type | B |
| Caliper Diameter | 2 1/4 in |
| Outside Dia. [Min] | 2.8140 in |
| Weight | 0.4 LB |
| EAN or UPC | 697950004174 |
