| IR 231C and 231C-2 Impact Wrench Parts List | |||
| Item | PartNumber | PartDescription | IREquivalent |
| 1 | Motor Housing | 231C-A40 | |
| 2 | Warning Label | WARNING-2-99 | |
| 3 | Grease Fitting | 130SR-188 | |
| 4 | 9616 | Reverse Valve Bushing | 231-A330 |
| 5 | 8400 | Reverse Valve Bushing Seal (2) | PS3-67 |
| 6 | 8313 | Throttle Valve Assembly | 404-50A |
| 7 | 8339 | Throttle Valve Face | 405-159 |
| 8 | 8006B | Throttle Valve Spring | R1A-51 |
| 9 | 8314 | Throttle Valve Stem | 402-302 |
| 10 | 8089 | Air Strainer Assembly | 402-565 |
| 11 | 8086 | Trigger | 705-93 |
| 11a | Plug | 502-95 | |
| 12 | 8305 | Trigger Pin | 533-656 |
| 13 | 8306 | Reverse Valve | 231-329A |
| 14 | 8282 | Reverse Valve Detent Ball | AV1-255 |
| 15 | 8308 | Reverse Valve Detent Spring | 231-664 |
| 16 | 8309 | Reverse Valve Knob | 231-666 |
| 17 | 8310 | Reverse Valve Knob Screw | 231-665 |
| 18 | Nameplate | 231-301 | |
| 22 | 8263 | Rotor | 231-53 |
| 23 | 8027 | Rear Rotor Bearing | 402-22 |
| 24 | 8028 | Front Rotor Bearing | 4U-97 |
| 25 | 8004 | Rear Rotor Bearing Retainer | 402-118 |
| 26 | Cylinder | 231XP-3 | |
| 27 | 8340 | Cylinder Dowel | 230-98 |
| 29 | 2189 | Vane Packet (Set of 6 Vanes) | 2131-42-6 |
| 30 | 8084 | Front End Plate | 231-11 |
| 31 | 8085 | Rear End Plate | 231-12 |
| 32 | 8032B | End Plate Gasket | 231-283 |
| 33 | 8311 | Motor Clamp Washer (2) | 227-207 |
| 34 | 8081 | Hammer Frame Assembly | 231XP-A703 |
| 35 | 8079 | Hammer Pin (2) | 231-704 |
| 36 | 8087 | Hammer Frame Rear Washer | 231-706 |
| 37 | 8080 | Hammer (2) | 231XP-724 |
| 38 | Hammer Case Assembly | 131-A727-70 | |
| 38A | 8312 | Hammer Case Pilot | 405-800 |
| 39 | 8032A | Hammer Case Gasket | 230-36 |
| 40 | 8320 | Hammer Case Bushing | 705-941 |
| 41 | 9282 | Hammer Case Cap Screw (3) | 131-638 |
| 42 | 9281 | Hammer Case Lock Washer (3) | 131-637 |
| 43 | 8021 | Anvil Assembly | |
| Length | 231-A626A | ||
| For 231-2 (2” Extended Length) | 231-A414A | ||
| V44 | 8088 | Socket Retainer | 231-425A |
| 45 | 8270 | Retainer O-Ring | R1A-159 |
| Tube of Grease | 405-MG1 | ||
| Lube Injector | 230-228 | ||
| Bottle of Oil | 405-M01 | ||
| Plastic Boot | 231-P32 | ||
| 9942 9942P | Tune-Up Kit (includes: 5 (2), 7, 8, 14, 15, 23, 24, 25, 29, 32, 44,45) (9942P has plastic rotor vanes) | 231-TK3 | |
| 9907 | Tune-Up Kit Less Bearings (includes: 5 (2), 7, 8, 14, 15, 25, 29, 32, 44,45) | ||
| Hammer Kit (includes: 37 (2), 39, 41 (3),42 (3) and 43) | |||
| 9943 9944 | Hammer Kit (Old Style Std Anvil) Hammer Kit (Old Style Ext Anvil) | 231-THK1 231-THK2 | |
| 9981 | For 231 (Standard Length) | 231B-THK2 | |
| 9987 | For 231-2 (2” Extended Length) | 231B-THK1 | |
