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- 12 Diametral Pitch
- 36 Teeth
- 14.5 ° Pressure Angle
- 3" Pitch Diameter
- 5/8" Nominal Bore
description
- All Boston Helicals are cut to the Transverse Diametral Pitch System, resulting in a higher normal Diametral Pitch System number.
features
- Smoother operating characteristics
- Increased contact ratio
- Greater load carrying capacity
- Improved tooth strength
- Parallel and 90° nonintersecting shaft applications
| Diametral Pitch | 12 |
| Outside Dia. | 3.12 in |
| Keyway | With Keyway, w/o Setscrew |
| Right / Left Hand | Left Hand |
| Pitch Diameter | 3 in |
| No. of Teeth | 36 |
| Keyway Size | 1/8 x 1/16 |
| Pressure Angle | 14.5 ° |
| Bore Size | 0.625 in |
| Length Through Bore | 0.75 in |
| Hardened Teeth | With Hardened Teeth |
| Material | Steel-Teeth Hardened |
| Weight | 1.401 LB |
| EAN or UPC | 781711181881 |
