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Alternate Products
- 140 Chain Number
- 1 Strand
- 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
- Bores are concentric to pitch line, minimizing run out
| Sprocket Style | B |
| Bore Type | Finished Bore |
| Finished Bore Size | 1.5 in |
| Bore Size [Max] | 4.25 in |
| Chain Sprocket Number | 140 |
| Bushing Bore Size [Min] | 1.5 in |
| Hardened Teeth | Without Hardened Teeth |
| Stock Bore Size | 1.5 in |
| No. of Teeth Rows Strands | 1 |
| Bushing Bore Size [Max] | 4.25 in |
| Construction Internal | Welded |
| Outside Dia. | 12.1 in |
| Material Internal Use | Carbon Steel |
| Hub O.D. | 6.25 in |
| Inch/Metric | Inch |
| Pitch Diameter [Min] | 11.19 in |
| Material External Use | Steel |
| Bore Range [Min] | 1.5 in |
| Caliper Diameter | 10.19 in |
| Pitch Dia. | 11.187 in |
| Bore Size [Min] | 1.5 in |
| Material | Steel |
| Outside Dia. [Min] | 12.1 in |
| Hub Length Thru | 1.576 in |
| Bushing Bore [Min] | 1.5 in |
| Hub Dia. | 6 1/4 in |
| Martin No. | 140B20 |
| Chain No. | 140 |
| No. of Teeth | 20 |
| Chain Pitch | 1.750 in |
| Chain Sprocket Pitch | 1.75 in |
| Series | B |
| Single Strand Tooth Thickness | 0.924 in |
| Width Across Teeth | 0.92 in |
| No. of Strands Across | 1 |
| Length Through Bore | 2.5 in |
| Bore Style | Minimum Bore |
| O.D. | 12.099 in |
| Bore Range [Max] | 4.25 in |
| Pitch Diameter | 11.19 in |
| Weight | 36.0 LB |
| EAN or UPC | 697950025933 |
