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Ingersoll-Rand 3942 1" Drive Impact Wrench Repair Parts

IR 3942 Impact Wrench Parts List
Item Part Number Part Description IR Equivalent
1

Inside Trigger Handle Assembly
3940-A92
2

Grease Fitting
130SR-188
3

Trigger
3940-93
4

Trigger Pin
280-265
5

Throttle Valve Plunger
3940-302
6
8598
Throttle Valve Assembly
2934-A50
7
8554
Throttle Valve Seal
2934-159
8
8555
Throttle Valve Spring
834-51
9
8556
Air Strainer Screen
434-61
10
8650
Straight Inlet
845-565
11
8557
Reverse Valve Seal
R00BR-210
12

Reverse Lever
3940-75
13

Reverse Valve
3934-329
14
8283
Reverse Valve Bushing Seal
85H-167
15

Handle Cap Screw (4)
3940-638
16
9564
Motor Clamp Washer
2934-207
17
8145
Handle Gasket
3940-283
18
8559
Rear Rotor Bearing
508-97
19

Cylinder Dowel
3934-98
20
8175
Rear End Plate
2934-12
21
9707
Cylinder
2934-3
22

Rotor
3934-53
23
2158
Rotor Vane (7 required)
2934-42-7
24

Front End Plate
3940-11
25
8560
Front Rotor Bearing
810-97
26

Motor Housing
3934-40
27

Reverse Valve Bushing
3940-330
28

Warning Label for Impactools
WARNING-2-99
29
8350
Air Port Gasket Retainer (2)
2940-200
30
8579
Air Port Gasket
R44H-210A
31
8561
Reverse Lock Plunger
4U-663B
32
8562
Reverse Lock Plunger Spring
4U-664
33

Exhaust Deflector
3934-123
34
8736
Exhaust Silencer
3934P-311
35
8071
Hammer Case Gasket
3940-36
36
9052
Hammer Frame Assembly
2940-A703
37
8139A
Hammer Pin with Head (2)
2940-704
37
8139B
Hammer Pin without Head (2)
38
8138
Hammer (2)
2940-724
39
9053
Anvil, Standard Length (1" square drive)
2940-726
39

Anvil, 6" Extended Length (1" square drive) 2940-314-6
40

Hammer Case Assembly
3940-D727
41
9338
Hammer Case Bushing
2934-641
42

Hammer Case Cap Screw (4)
3940-105
43

Dead Handle Bracket
3940-364
44
8754
Dead Handle
3940-48
45

Socket Retainer
RR10015S
46

Spline Drive Anvil Assembly
2940-A526
47
8143
Socket Retaining Ball
D04-280
48
8142
Plunger Retaining Pin
845-128
49
8141
Retaining Plunger Spring
2940-231
50

Retaining Ball Plunger
845-230
51

Outside Trigger Handle Assembly
3940-A1
52

Trigger
844-78
53

Trigger Pin
280-265
54

Throttle Valve Plunger
(Includes illustrated parts 2, 5, 6, 7, 8, 9, 10 & 11)
3940A-302
*
9989 Tune-up Kit
(Includes illustrated parts 7, 8, 9, 11, 14, 17, 18, 23, 25, 29 [2], 30 [2], 31, 32, 34, 35, 47, 48 & 49)
3942-TK1


Century Tool & Equipment is in no way affiliated with the above manufacturers. The parts advertised for sale are not always genuine parts, but are parts made for or by Century Tool & Equipment. Reference to said numbers are for your convenience only. We reserve the right to substitute genuine parts in place of Century Tool & Equipment parts.
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100-1Lb Ingersoll-Rand 1 Lb. Standard-Duty Grease For Impact Tools 100-1Lb Ingersoll-Rand 1 Lb. Standard-Duty Grease For Impact Tools

1 lb. Can tool lube. Standard-duty impact wrench grease. Thicker longer lasting grease for assembling the hammer mechanism. Provides longer life and smoother operation than standard lubricants.

Discontinued See 105-1LB
105-4T Ingersoll Rand Metallic Housing Grease 4 oz. Tube 105-4T Ingersoll-Rand Metallic Housing Grease 4 oz. Tube

105-4T Ingersoll Rand Metallic Housing Grease 4 oz. Tube. Metallic housing impact wrench grease. For use with GTH-1 grease gun.

Price $14.03
105-4T-6 Ingersoll Rand Metallic Housing Grease Pack (6 Pack) 105-4T-6 Ingersoll-Rand Metallic Housing Grease Pack (6 Pack)

Box of 6 4 oz. Tubes of IR Number 105 Grease. Metallic housing impact wrench grease. For use with GTH-1 grease gun. (6 Pack) 1.

Price $79.85
105-LBK1 Ingersoll-Rand Air Care Kit For IRT105 Metallic Housing 105-LBK1 Ingersoll-Rand Air Care Kit For IRT105 Metallic Housing

Ingersoll Rand Air Care Kit includes GTH-1 Grease tube head, 10Z4 4oz. Bottle of #10 Air Tool Oil and 115-4T 4oz. Tube #115 Tool Grease.

Price $42.20
115-1LB Ingersoll-Rand 1Lb. Can Composite Housing Impact Wrench Grease 115-1LB Ingersoll-Rand 1Lb. Can Composite Housing Impact Wrench Grease

1 lb. Can tool lube. Composite housing impact wrench grease. Thicker longer lasting grease for assembling the hammer mechanism. Provides longer life and smoother operation than standard lubricants.

Unavailable
115-4T Ingersoll Rand Composite Grease 4 oz. Tube 115-4T Ingersoll-Rand Composite Grease 4 oz. Tube

115-4T Ingersoll Rand Composite Grease 4 oz. Tube. Composite housing impact wrench grease. For use with GTH-1 or other grease gun.

Price $11.44
115-LBK1 Ingersoll-Rand Composite Grease & Oil Air Care Kit 115-LBK1 Ingersoll-Rand Composite Grease & Oil Air Care Kit

115-LBK1 Ingersoll-Rand Composite Grease & Oil Air Care Kit includes GTH-1 Grease tube head, 10Z4 4oz. Bottle of #10 Air Tool Oil and 115-4T 4oz. Tube #115 Tool Grease.

Price $36.80
2158  2934-42 Rotor Vane Equivalent 2158 2934-42 Rotor Vane Equivalent Sold Each

Made In The USA2158  2934-42 Rotor Vane Equivalent - Sold Each

Price $3.34
2158P 2934-42 Rotor Vane Plastic (Sold Each) 2158P 2934-42 Rotor Vane Plastic (Sold Each)

Made In The USA2158P 2934-42 Rotor Vane Plastic (Sold Each). Tougher than phenolic vanes usually resulting in longer life and power.

Price $3.95
2940-724 Hammer (Genuine Ingersoll-Rand Part) 2940-724 Ingersoll-Rand Hammer

2940-724 Hammer (Genuine Ingersoll-Rand Part)

Price $244.78
8071 3940-36 Gasket Equivalent 8071 3940-36 Gasket Equivalent

8071 3940-36 Gasket Equivalent

Price $5.00
8138  2940-724 Hammer 8138 2940-724 Hammer

Made In The USA8138  2940-724 Hammer

Price $212.85
8139A  2940-704 Hammer Pin W/Head 8139A 2940-704 Hammer Pin W/Head

Made In The USA8139A  2940-704 Hammer Pin W/Head

Price $32.60
8139B  2940-704 Hammer Pin W/Out Head 8139B 2940-704 Hammer Pin W/Out Head

Made In The USA8139B  2940-704 Hammer Pin W/Out Head

Price $24.75
8141  2940-231 Spring 8141 2940-231 Spring

Made In The USA8141  2940-231 Spring

Price $10.35
8142  845-128 Pin 8142 845-128 Pin

Made In The USA8142  845-128 Pin

Price $1.20
8143 D04-280 Socket Retaining Ball 8143 D04-280 Socket Retaining Ball

Made In The USA8143 D04-280 Socket Retaining Ball

Price $1.56
8175  2934-12 Rear End Plate 8175 2934-12 Rear End Plate

Made In The USA8175  2934-12 Rear End Plate

Price $107.66
8283  85H-167 Reversing Valve Bushing Seal 8283 85H-167 Reversing Valve Bushing Seal

Made In The USA8283  85H-167 Reversing Valve Bushing Seal

Price $0.33
8350  2940-200 Gasket Retainer 8350 2940-200 Gasket Retainer

Made In The USA8350  2940-200 Gasket Retainer

Price $3.00
8554  2934-159 Throttle Valve Face 8554 2934-159 Throttle Valve Face

Made In The USA8554  2934-159 Throttle Valve Face

Price $0.63
8555  834-51 Throttle Valve Spring 8555 834-51 Throttle Valve Spring

Made In The USA8555  834-51 Throttle Valve Spring

Price $2.18
8556  434-61 Air Strainer Screen 8556 434-61 Air Strainer Screen

Made In The USA8556  434-61 Air Strainer Screen

Price $5.78
8557  R00BR-210 Reversing Valve Seal 8557 R00BR-210 Reversing Valve Seal

Made In The USA8557  R00BR-210 Reversing Valve Seal

Price $0.63
8560  810-97 Bearing Equivalent 8560 810-97 Bearing Equivalent

Made In The USA8560  810-97 Bearing Equivalent

Price $17.50
8561  4U-663B Reversing Lock Plunger 8561 4U-663B Reversing Lock Plunger

Made In The USA8561  4U-663B Reversing Lock Plunger

Price $4.16
8562  4U-664 Reversing Lock Plunger Spring 8562 4U-664 Reversing Lock Plunger Spring

Made In The USA8562  4U-664 Reversing Lock Plunger Spring

Price $2.25
8579  R44H-210A Air Port Gasket 8579 R44H-210A Air Port Gasket

Made In The USA8579  R44H-210A Air Port Gasket

Price $5.00
8598 2934-A50 Throttle Valve Assembly (Stainless) 8598 2934-A50 Throttle Valve Assembly (Stainless)

Made In The USA8598 2934-A50 Throttle Valve Assembly (Stainless)

Price $23.51
9052 2940-A703 Hammer Frame Assembly 9052 2940-A703 Hammer Frame Assembly

Made In The USA9052 2940-A703 Hammer Frame Assembly

Price $712.14
9053 2940-726 1" Square Anvil Standard Length 9053 2940-726 1" Square Anvil Standard Length

Made In The USA9053 2940-726 1" Square Anvil Standard Length

Price $361.85
9338  2934-641 Bushing 9338 2934-641 Bushing

Made In The USA9338  2934-641 Bushing

Price $44.35
9707  2934-3 Cylinder 9707 2934-3 Cylinder

Made In The USA9707  2934-3 Cylinder

Price $338.25
9989 3942-TK1 Tune-up Kit . Used On Ingersoll-Rand Model 3942 9989 3942-TK1 Ingersoll-Rand Tune-up Kit Factory Equivalent

Made In The USA9989 3942-TK1 Tune-up Kit . Used On Ingersoll-Rand Model 3942. This kit is made in the USA.

Price $79.18
GTH-1 Ingersoll-Rand Grease Tube Head. Use with 4oz. Tube #115 Tool Grease. GTH-1 Ingersoll-Rand Grease Tube Head

GTH-1 Ingersoll-Rand Grease Tube Head. Use with 4oz. Tube #115 Tool Grease.

Price $19.87
R000A2-228 Ingersoll-Rand Push-Type Hand Grease Gun For Flush Fittings R000A2-228 Ingersoll-Rand Push-Type Hand Grease Gun For Flush Fittings

Made In The USAIngersoll Rand R000A2-228 Push-type hand grease gun for flush-type fittings, holds up to 3 oz of grease.

Price $14.50