Find a Service Center
Alternate Products
- 25 Chain Number
- 1 Strand
- 20 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
| Length Through Bore | 0.625 in |
| Sprocket Style | B |
| Bushing Bore [Min] | 0.25 in |
| Stock Bore Size | 0.250 in |
| Material Internal Use | Atomized Metals |
| No. of Strands Across | 1 |
| O.D. | 1.728 in |
| Inch/Metric | Inch |
| Pitch Diameter [Min] | 1.600 in |
| Bore Range [Min] | 1/4 in |
| Chain Sprocket Number | 25 |
| Construction Internal | Solid |
| Bore Size [Min] | 0.25 in |
| No. of Teeth | 20 |
| Single Strand Tooth Thickness | 0.11 in |
| Bushing Bore Size [Max] | 0.875 in |
| Width Across Teeth | 0.11 in |
| Chain Pitch | 0.250 in |
| Hub O.D. | 1.281 in |
| Finished Bore Size | 0.25 in |
| Hub Dia. | 1.28 in |
| Chain Sprocket Pitch | 0.25 in |
| Bore Type | Finished Bore |
| No. of Teeth Rows Strands | 1 |
| Hardened Teeth | Without Hardened Teeth |
| Bore Range [Max] | 0.8800 in |
| Outside Dia. [Min] | 1.7300 in |
| Bore Style | Minimum Bore |
| Chain No. | 25 |
| Martin No. | 25B20 |
| Outside Dia. | 1.7300 in |
| Bushing Bore Size [Min] | 0.25 in |
| Hub Length Thru | 0.515 in |
| Material External Use | Steel |
| Pitch Diameter | 1.600 in |
| Pitch Dia. | 1.598 in |
| Material | Steel |
| Caliper Diameter | 1.47 in |
| Bore Size [Max] | 0.875 in |
| Series | B |
| Weight | 0.25 LB |
| EAN or UPC | 697950000473 |
