- 60 Chain Number
- 2 Strands
- 20 Teeth
- Without Hardened Teeth
- B Sprocket Style
description
- Maximum bores shown will accommodate standard keyseat and setscrew over keyseat. Slightly larger bores are possible with no keyseat, shallow keyseat, or setscrew at an angle to keyseat.
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’ split-taper bushings
| Bore Range [Max] | 2 1/2 in |
| Hub Length Thru | 1.681 in |
| Material | Steel |
| Pitch Diameter [Min] | 4.790 in |
| Outside Dia. [Min] | 5.1850 in |
| Hardened Teeth | With Hardened Teeth |
| Width Across Teeth | 1.336 in |
| Bore Type | Reborable |
| Hub Projection | 0.789 in |
| Bore Range [Min] | 1 in |
| Inch/Metric | Inch |
| Hub Dia. | 3 3/4 in |
| Length Through Bore | 2 1/8 in |
| Sprocket Style | B |
| Pitch Diameter | 4.790 in |
| Martin No. | 60B20H |
| No. of Strands Across | 2 |
| Bore Style | Minimum Bore |
| Keyway | No Keyway or Setscrew |
| Series | B |
| Chain Pitch | 3/4 in |
| No. of Teeth | 20 |
| Outside Dia. | 5.1850 in |
| Chain No. | 60 |
| Single Strand Tooth Thickness | 0.444 in |
| Caliper Diameter | 4.325 in |
| Weight | 7.72 LB |
| EAN or UPC | 697950018638 |

