Ingersoll-Rand 2920B User Manual

Air Impact Wrench

2920B Series

Parts Information

04584405

Edition 2

October 2009

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2920B Series Air Impact Wrench Exploded Diagram

Quick Change Anvil

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Spline Drive Anvil Assembly

(Dwg. TPA960-2 )

2920B Series Air Impact Wrench Parts List

Item Part Description Part Number Item Part Description Part Number

1 Motor Housing Assembly 35 Motor Retainer 2920B-800

for 2920B 2920B-A40 36 Hammer Case Gasket 910-36

for 2920B-EU 2920B-EU-A40 37 Hammer Case Assembly 2920B-A727

2 Trigger 834-93A 38 Hammer Case Bushing 2920-641

3 Trigger Pin (2) 534-265 39 Hammer Case Cap Screw (4) 34U-103

4 Throttle Valve Plunger 2920B-302 40 Cap Screw Lock Washer (4) 34U-58

5 Throttle Valve Assembly 834-50 41 Rear Hammer Frame Washer 910-706

• 6 Throttle Valve Face 435-159 42 Hammer Frame Assembly 2910-A703

7 Throttle Valve Spring 834-51 43 Hammer Pin (2) 2910-704

• 8 Air Strainer Screen 434-61 44 Hammer (2) 2910-724

9 Air Inlet Bushing 834-565 45 Anvil

10 Grease Fitting 130SR-188 3/4” square drive 2910-726

11 Exhaust Bae 2920B-124 1” square drive 2910-826

12 Exhaust Silencer (2) 2920B-311 46 Socket Retainer

13 Exhaust Deector 2910B-23 for 3/4” square drive RR10034S

14 Exhaust Deector Gasket 2910B-223 for 1” square drive RR10015S

15 Exhaust Deector Screw (4) H54U-667 Quick Change Anvil Assembly 2910B-A926-10

16 Oil Chamber Plug R2-227 47 Quick-Change Anvil 2910B-926-10

17 Reverse Valve 1710B-329 48 Retaining Sleeve W54-930-10

• 18 Reverse Valve Seal (2) 261-283 49 Thrust Ring Lock (2) W54-933-10

19 Reverse Valve Knob 231-666 50 Thrust Ring W54-932-10

20 Reverse Valve Knob Screw 231-665 51 Retaining Sleeve Spring W54-931-10

21 Reverse Valve Detent Ball AV1-255 52 Retaining Ball 8U-722

22 Reverse Valve Detent Spring 231-664 53 No. 4 Spline Drive Anvil Assembly 2910-A526

* Housing Label 54 Socket Retaining Ball G601-65

for 2920B WARNING-2-99 55 Retaining Ball Plunger 910-230

for 2920B-EU EU-99 56 Ball Plunger Spring 12SR-262

23 Rear Rotor Bearing Retainer MVA008-218 57 Plunger Retaining Pin 502B-120

24 Rear Rotor Bearing 4E-510 58 Dead Handle Bracket 2910B-364

25 Rear End Plate 2921HP-12 59 Dead Handle 834-48

• 26 Rear End Plate Gasket 2920B-283 60 Horizontal Hanger 910-366

27 Cylinder 2920-3 61 Side Spade Handle T15-41

• 28 Vane Packet (set of 6 Vanes) 2910-42-6 62 Side Spade Handle Stud 534-448

29 Front End Plate 2921HP-11 63 Side Spade Handle Stud Nut 107-73A

30 End Plate Dowel 2920-74 * Nameplate 2920B-301

31 Rotor 2910B-53 * Nameplate Screw (4) C32-302

32 Front Rotor Bearing 834-24 * Tune-up Kit (includes illustrated parts 6,

33 Cylinder Dowel 910-98 7, 8, 12 [2], 14, 18 [2], 21, 22, 23, 24, 26, 2920B-TK2

34 Motor Clamp Washer (2) 2920-207 28, 32 and 36)

* Not Illustrated.

• To keep downtime to a minimum, it is desirable to have on hand certain repair parts. We recommend that you stock one (pair or set) of each
part indicated by a bullet (•) for every four tools in service.

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