| Description | Ref. Part # | EV # |
| Rotation Unit Complete BBR 4 - DTH & D40 Version | 8032 0101 03 | - |
| Gear Housing | - | 1 |
| Planetary Gearing | 3161 0872 80 | 2 |
| Screw | 0147 1404 00 | 3 |
| Piston Motor Complete - 11 Teeth (8973 1610 14) | 4450 0776 84 | 4 |
| Stud | 3161 0625 00 | 5 |
| Washer | 0301 2144 00 | 6 |
| Lock Nut | 0291 1111 00 | 7 |
| Nipple | 0603 5563 00 | 8 |
| Nut | 0623 7208 00 | 9 |
| Elbow | 0560 4406 00 | 10 |
| Nipple | 9000 0344 00 | 11 |
| Hose Nipple | 9000 0325 00 | 12 |
| Coupling Nut | 9000 0333 00 | 13 |
| Nipple (Modified)* | 3161 0973 00 (M) | 14 |
| RPM at Button Bit | 30 rpm | 15 |
| Air Consumption | 0-100 cfm | 16 |
| Air Connection | 20 mm to motor | 17 |