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- 2040 Chain Number
- 21 Teeth
- Without Hardened Teeth
- B Sprocket Style
- 1 Strand
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
- To be used with double pitch chains
- Manufactured of high carbon steel
- Precise machining and processes ensure consistent finish and high quality
| Inch/Metric | Inch |
| Hub Dia. | 2.7031 in |
| Bore Range [Max] | 1.78125 in |
| Bore Style | Reborable |
| No. of Teeth | 21 |
| Sprocket Style | B |
| Pitch Diameter [Min] | 3.39 in |
| Chain Pitch | 1 in |
| Family Name | No. 2040 - 1 in Pitch - Single - B |
| Pitch Diameter | 3.39 in |
| Chain No. | 2040 |
| Outside Dia. [Min] | 3.62 in |
| Outside Dia. | 3.62 in |
| Caliper Diameter | 3.07 in |
| Width Across Teeth | 0.284 in |
| Effective No. of Teeth | 10 1/2 |
| Hardened Teeth | Without Hardened Teeth |
| Bore Range [Min] | 0.625 in |
| Bore Type | Reborable |
| Length Through Bore | 1 in |
| Material | Steel |
| Chain Strands | 1 |
| No. of Strands Across | 1 |
| Hub Length Thru | 0.716 in |
| Martin No. | 2040B21 |
| Weight | 1.74 LB |
| EAN or UPC | 697950044224 |
