| Image | Supplier | Item Code | Short Description |
|---|---|---|---|
| | Approved Supplier | UST BS30-1 | BS30 BACKSTOP 1.000" BOR |
| | Approved Supplier | UST BS30-1B | BS30 BACKSTOP 1.125" BOR |
| | Approved Supplier | UST BS30-30 | BS30 BACKSTOP 30MM BORE |
| | Approved Supplier | UST BS30-L | BS30 BACKSTOP 0.750" BOR |
| | Approved Supplier | UST BS30-P | BS30 BACKSTOP 0.875" BOR |
| | Approved Supplier | UST BSEU70-45 | BSEU70 45MM BORE BACKSTOP |
| | Approved Supplier | UST BSEU70-50 | BSEU70 50MM BORE BACKSTOP |
| | Approved Supplier | UST BSEU70-55 | BSEU70 55MM BORE BACKSTOP |
| | Approved Supplier | UST BSEU70-60 | BSEU70 60MM BORE BACKSTOP |
| | Approved Supplier | UST BSEU70-65 | BSEU70 65MM BORE BACKSTOP |
| | Approved Supplier | UST BSEU70-70 | BSEU70 70MM BORE BACKSTOP |
| Manufacturer | Approved Supplier |
| Maximum Speed | 350 rpm Inner Race Overrunning |
