Find a Service Center
- 25 Chain Number
- 1 Strand
- 9 Teeth
- Without Hardened Teeth
- B Sprocket Style
features
- Tolerances meet or exceed ANSI 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
| Sprocket Style | B |
| Chain No. | 25 |
| Chain Pitch | 1/4 in |
| Bore Style | Minimum Bore |
| Inch/Metric | Inch |
| Width Across Teeth | 0.11 in |
| Outside Dia. | 0.8400 in |
| Length Through Bore | 1/2 in |
| Series | B |
| Bore Range [Max] | 1/4 in |
| Bore Type | Reborable |
| Caliper Diameter | 0.59 in |
| Hub Projection | 0.39 in |
| Pitch Diameter [Min] | 0.730 in |
| Martin No. | 25B9 |
| No. of Teeth | 9 |
| No. of Strands Across | 1 |
| Pitch Diameter | 0.730 in |
| Hardened Teeth | Without Hardened Teeth |
| Outside Dia. [Min] | 0.8400 in |
| Bore Range [Min] | 1/4 in |
| Hub Dia. | 0.44 in |
| Material | Steel |
| Weight | 0.03 LB |
| EAN or UPC | 697950000244 |
| NSN Number | 3020-01-216-9464 |
