Find a Service Center
Alternate Products
- 120 Chain Number
- 1 Strand
- 45 Teeth
- Without Hardened Teeth
- A 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 Sprocket Number | 120 |
| Pitch Diameter [Min] | 21.5 in |
| Construction Internal | Solid |
| Martin No. | 120A45 |
| Chain Pitch | 1.500 in |
| Bore Range [Max] | 19.92 in |
| Finished Bore Size | 1.5 in |
| Series | A |
| Sprocket Style | A |
| Width Across Teeth | 0.92 in |
| Hub Projection | N/A |
| Bore Type | Finished Bore |
| Material | Steel |
| Outside Dia. [Min] | 22.35 in |
| Set Screw Size | 1/4-20 UNC |
| O.D. | 22.351 in |
| Caliper Diameter | 20.62 in |
| No. of Strands Across | 1 |
| Pitch Diameter | 21.5 in |
| Bore Style | Minimum Bore |
| Hardened Teeth | Without Hardened Teeth |
| Length Through Bore | 0.875 in |
| No. of Teeth Rows Strands | 1 |
| Bore Size [Min] | 1.5 in |
| Bushing Bore Size [Min] | 1.5 in |
| Single Strand Tooth Thickness | 0.924 in |
| Bore Range [Min] | 1.5 in |
| Material Internal Use | Carbon Steel |
| Material External Use | Steel |
| Stock Bore Size | 1.5 in |
| No. of Teeth | 45 |
| Pitch Dia. | 21.503 in |
| Hub Dia. | N/A |
| Inch/Metric | Inch |
| Outside Dia. | 22.35 in |
| Chain No. | 120 |
| Family Name | No. 120 - 1 1/2 in Pitch - Single - A |
| Chain Sprocket Pitch | 1.5 in |
| Bushing Bore [Min] | 1.5 in |
| Hub Length Thru | N/A |
| Weight | 88.0 LB |
| EAN or UPC | 697950025230 |
