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- 20 Diametral Pitch
- 8 Teeth
- 14.5 ° Pressure Angle
- 0.400" Pitch Diameter
- 1/4" 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
| Bore Size | 0.25 in |
| Pressure Angle | 14.5 ° |
| Length Through Bore | 0.5625 in |
| No. of Teeth | 8 |
| Hardened Teeth | With Hardened Teeth |
| Material | Steel-Hardened-All |
| Diametral Pitch | 20 |
| Right / Left Hand | Left Hand |
| Outside Dia. | 0.471 in |
| Pitch Diameter | 0.4 in |
| Keyway | w/o Keyway |
| Keyway Size | No Keyway |
| Weight | 0.011 LB |
| EAN or UPC | 781711182307 |