| IR 1720P 3/4" Drive Parts List | |||
| Item | PartNumber | PartDescription | IREquivalent |
| 1 | Housing | 1720P-A40 | |
| 2 | 8327 | Trigger | 2920-A93 |
| 3 | Throttle Valve(DG230-302) | 2921-302 | |
| 5 | 8208 | Valve Seat(DG230P-303) | DG230-303 |
| 6 | 8036 | Throttle ValveSpring | 1720P-51 |
| 7 | 8428 | ExhaustDeflector | 1720P-23 |
| 8 | 8324 | Air InletBushing | 2920P-465 |
| 9 | Housing Plate | 1720P-230 | |
| 10 | 8034C | Gasket | 1720P-231 |
| 11 | Screw | FEA100-112 | |
| 12 | Grease Fitting | 130SR-188 | |
| 13 | 8419 | Reverse Valve | 1710B-329 |
| 13 | 8471 | Reverse Valve (NON REGULATED) | |
| 14 | 8207 | Reverse ValveSeal | 261-283 |
| 15 | 8309 | Reverse ValveKnob | 231-666 |
| 16 | 8310 | Reverse ValveKnob Screw | 231-665 |
| 17 | 8039 | Retainer | MVA008-218 |
| 18 | 8038 | Bearing | 4E-510 |
| 19 | Rear Endplate(2920-12) | 2921HP-12 | |
| 20 | 8034B | Rear EndplateGasket | 2920B-283 |
| 21 | 8429 | Rotor | 2910B-53 |
| 22 | 2157 (ea) | Rotor Vane(requires 6) | 2910-42-6 |
| 22 | 2157P (ea) | Rotor Vane Plastic (requires 6) | |
| 23 | 8096 | Cylinder | 2920-3 |
| 24 | 8326 | Cylinder Dowel | 910-98 |
| 25 | Front Endplate(2920-11) | 2921HP-11 | |
| 26 | 8171 | Plate Dowel | 2920-74 |
| 27 | 8037 | Bearing | 834-24 |
| 28 | 8325 | Clamp Washer | 2920-207 |
| 29 | 8410 | Motor Retainer | 2920B-800 |
| 30 | 8034A | Hammer CaseGasket | 910-36 |
| 31 | Replaced by261-A727 | 1720B-A727 | |
| 32A | Warning Label | WARNING-2-99 | |
| 32 | 8119 | Bushing | 2920-641 |
| 33 | 8412 (ea) | Bolt Pack(requires 4) | 34U-103-4 |
| 34 | 8413 (ea) | Lockwasher(requires 4) | 34U-58 |
| 35 | 8414 | Frame Washer | 910-706 |
| 36 | 8415 | Hammer Frame | 2910-A703 |
| 37 | 8416 | Hammer Pin | 2910-704 |
| 38 | 8417 | Hammer | 260-724 |
| 39 | Anvil (1") | 1711B-826 | |
| 40 | SocketRetainer (1") | RR10015S | |
| * | 9933 | Tune-up Kit(Includes 3, 5, 6, 10, 14 [2], 17, 18, 20, 22, 27 & 30 | 1720P-TK2 |
