For Bore Sizes: 1/2", 5/8"
Rated HP per 100 RPM: .07 with Buna-N Spider, .18 with Hytrel Spider
- Industry's standard shaft coupling.
- Accommodates for angular and parallel shaft misalignment.
- Fail-safe (will still perform if elastomeric "spider" fails).
- No metal to metal contact.
- Resistant to oil, dirt, sand, moisture, and grease.
For piston or plunger pumps reduce the rated horsepower by 1/3.