| Expansion Type | NON-EXPANSION |
| Bolt Center-to-Center Length | 10.88 to 12.63 in |
| Image | Supplier | Item Code | Short Description |
|---|---|---|---|
| | Baldor Reliance Electric | DOD 066225 | P4B-SD-211 SPECIAL DUTY BEARINGS 066225 |
| | Baldor Reliance Electric | DOD 066363 | P4B-SD-212 SPECIAL DUTY BEARINGS 066363 |
| | Baldor Reliance Electric | DOD 066365 | P4B-SD-214 SPECIAL DUTY BEARINGS 066365 |
| | Baldor Reliance Electric | DOD 066366 | P4B-SD-300 SPECIAL DUTY BEARINGS 066366 |
| | Baldor Reliance Electric | DOD 066231 | P4B-SD-215 SPECIAL DUTY BEARINGS 066231 |
