| IR 285 PartsList |
| Item | PartNumber | PartDescription | IREquivelant |
| 1 | 8447 | Trigger Handle Assembly | 285-A92A |
| 2 | 8472 | Plunger Bushing | 291-303 |
| 3 | 8473 | Reverse Valve Bushing | 285-330A |
| 4 | 8474 | Trigger | 285-93A |
| 5 | 8475 | Spring Pin | 281-437 |
| 6 | 8476 | Stop Pin | 281-439 |
| 7 | 8477 | Slot Cover | 281-438 |
| 8 | 8378 | Throttle Valve | 285-50 |
| 9 | 8460 | Throttle Valve Plunger | 285-302 |
| 10 | 8377 | Throttle Valve Spring | 285-51 |
| 11 | 8645 | Inlet Bushing | 291-A565 |
| 14 | 8402 | ReverseValve Seal | 291-338 |
| 15 | 8401 | O-Ring | 291-566 |
| 16 | 8042 | Ball | 291-333 |
| 17 | 8458 | Reverse Valve Assembly | 285-A329 |
| 18 | 8402 | Reverse Valve Seal | 291-338 |
| 19 | 8480 | Stop Pin | 291-332 |
| 19A | 8042 | Ball | 291-333 |
| 20 | 8043 | Spring | 291-334 |
| 21 | 8481 | Spring Pin | 281-120 |
| 22 | 8482 | Handle Gasket | 285-283 |
| 23 | 8461 | Handle Cap Screw (4) | 281-638 |
|
| Handle Cap Screw |
|
| 24 | 8483 | Lockwasher (4) | 291-104 |
| 25 | 8449 | Motor Housing | 285-40 |
| 26 | 8044 | Rear Rotor Bearing | 291-24 |
| 27 | 8373 | Rear End Plate Assembly | 291-A12 |
| 28 | 8484 | Pin | 291-10 |
| 29 | 8448 | Rotor | 285-53 |
| 30 | 2144 | Vane Packet (set of 6 vanes) | 291-42-6 |
| 31 | 8374 | Cylinder Assembly | 285-A3 |
| 32 | 8485 | Cylinder Dowel (2) | 291-98 |
| 33 | 8372 | Front End Plate | 291-11 |
| 34 | 8486 | Front Rotor Bearing | 58-96 |
| 35 | 8450 | Hammer Frame | 285-703 |
| 36 | 8228 | Hammer Cam | 285-721 |
| 37 | 8375 | Hammer | 285-724 |
| 38 | 8451 | Side Plate | 285-706 |
| 39 |
| Standard Length 1” Square Drive Anvil Assembly | 285-A726 |
| 39 | 8376 | 6” Extended Length 1” Square Drive AnvilAssembly | 285-A726-6 |
| 39 |
| Standard Length Spline Drive AnvilAssembly | 285-A526 |
| 39 |
| Spline Drive Anvil Assembly (6”Extended length) | 285-A514-6 |
| 40 | 8047 | Retainer Ring | 291-425 |
| 41 | 8403 | Retainer O-Ring | 291-426 |
| 42 | 8169 | Hammer Case Assembly | 285-A727 |
| 43 | 8452 | Hammer Case Bushing | 291-641 |
| 44 | 8046 | Oil Seal | 291-642 |
| 45 |
| Warning Label | WARNING-27-99 |
| 46 | 8381 | Hammer Case Gasket | 285-36 |
| 47 | 8488 | Hammer Case Cap Screw (4) | 291-105 |
|
| Hammer Case Cap Screw |
|
| 48 | 8483 | Lockwasher (4) | 291-104 |
| 49 |
| Dead Handle (for 285A) | 291-48 |
| 49A |
| Dead Handle (for 285A-6 and285A-S-6) | 281-48-6 |
| 50 | 8489 | Dead Handle Cap Screw (4) | 291-49 |
| 51 | 8490 | Dead Handle Cap Screw Lockwasher (4) | 291-504 |
| 52 |
| NamePlate | 285-6 |
| 53 |
| Nameplate Screw (2) | 222-302 |
| 54 | 9941 | Tune Up Kit (Includes: 8, 10, 14[2], 15, 16 [16], 20, 22, 26, 30, 34, 40 [291-425], 41 [291-426], 44,46) | 285-TK1 |
