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Model 588A1 Impact Wrench - Parts List
Item Part Description Part Number Item Part Description Part Number
1 Motor Housing 48 Governor Valve Stop JC55-434
for model 588A1-EU 588-EU-40 49 Governor Valve Stop Gasket R2J-210
for model 588A1 588-40 50 Gear Case 588-37
2Grease Fitting 23-188 *Grease Fitting 23-188
3Reverse Valve Bushing JC55-330 • 51 Spindle Rear Bearing D04-366
4Governor Valve Bushing R5H-429 52 Spindle 588-8
5Oil Chamber Plug P25-227 53 Spindle Gear Key 588-410
6Air Pipe Nipple 588-200 54 Spindle Gear 588-9
7Intermediate Gear Bearing Stud R5H-502 55 Air Pipe 588-199
*Oiler Adjusting Screw (2) JA4-71 56 Air Port Gasket R44H-210A
*Adjusting Hole Plug (2) R2-227 Lever Throttle Assembly 588-A160
*Oiler Felt (4) JA4-75 57 Throttle Lever Pin 534-434
*Air Port Gasket (2) R44H-210A 58 Throttle Valve 588-161A
*Exhaust Elbow KX-587 59 Throttle Valve Face 588-159A
55 Air Pipe 588-199 60 Valve Face Cap 588-157
56 Air Port Gasket R44H-210A 61 Valve Face Retaining Screw 4U-359
8Dead Handle 588-48 62 Throttle Body 588-160
9Intermediate Gear Bearing D04-366 63 Throttle Lever 588-273
10 Intermediate Gear R5J-82 64 Throttle Valve Cap TA-464
11 Hammer Case Long Bolt (2) (4-1/2” long) 588-636 65 Throttle Valve Spring 22SR-262
12 Elastic Stop Nut (3/8”-24 Thread) (2) FM-639 66 Throttle Handle 588-301
*Hammer Case Short Bolt (6) (2” long) 588-638 67 Air Strainer Screen 588-61
*Elastic Stop Nut (3/8”-24 Thread) (6) FM-639 68 Air Strainer Screen Retainer 205-506
*Housing Bolt (2) (1-3/8” long) 241-82 69 Air Strainer Support 588-567
*Elastic Stop Nut (3/8”-24 Thread) (2) FM-639 70 Throttle Connector 588-333
*Housing Cap Screw (2) (1” long) D02-354 71 Gear Case Cover 588-720
*Housing Cap Screw Lock Washer (2) D02-321 • 72 Spindle Front Gearing 23-405
• 13 Front Rotor Bearing R5H-24 • 73 Hammer Spring Threat Bearing 588-695
• 14 Front End Plate R55H-11 74 Cam Ball (2) (1” diameter steel ball) 588-722
15 Rotor Kit 9BM-K53 75 Ball Cam 588-721
17 Rotor Bearing Spacer R5H-65 76 Hammer Spring 588-728
• 18 Vane Packet (set of 5 Vanes) R5H-42-5 77 Hammer 588-724
19 Cylinder 588-3 78 Anvil Driver 588-730
• 20 Rear End Plate R55H-12 79 Anvil Driver Shoe (2) 588-729
• 21 Rear Rotor Bearing R5H-22 80 Shoe Spring (2) 588-731
22 Backhead JC55-102 81 Arbor 588-725
23 Governor Lever R5H-436 82 Hammer Case Assembly
24 Governor Lever Pin N00-15 for model 588A1-LU 588-EU-A727
*Grease Fitting 23-188 for model 588A1 588-A727
25 Backhead Long Cap Screw R4H-104 83 Hammer Case Bushing 588-641
26 Backhead Short Cap Screw (5) B8-240 84 Air Port Gasket R44H-210A
27 Backhead Cap Screw Lock Washer (6) T11-58 85 Grease Fitting 23-188
28 Backhead Gasket JC55-283 *Eyebolt 215-4
35 Governor Assembly R5H-A424B *Eyebolt Hole Plug 588-778
36 Vertical Hanger 588-365A * Hammer Case Label
*Vertical Hanger Spacer (4) 588-140 for model 588A1-EU EU-99
37 Cylinder Dowel R5H-98 for model 588A1 WARNING-2-99
38 Governor Valve R5H-425 *Oversize Hammer Case Bushing
39 Governor Valve Spring R4H-431 † * .005” oversize 588-641-5
40 Reverse Valve Stop Ball Spring 503-607 † * .010” oversize 588-641-10
41 Reverse Valve Stop Ball (5/16” diameter
steel ball) G601-65 † * .015” oversize 588-641-15
† * .031” oversize 588-641-31
42 Reverse Lever JC55-163 86 Anvil
43 Reverse Valve Cover 588-489 Standard 588-726
44 Reverse Valve Stop Pin JC55-505 24” Extended 588-314-24
*Reverse Valve Cover Cap Screw (2) 107-117 87 Socket Pin 588-215
45 Reverse Valve JC55-329 88 Socket Pin Retainer 588-216
46 Reverse Valve Washer 23-725 89 Socket #
47 Reverse Valve Nut D02-418A *Grease Gun P25-228
* 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.
# Inquire at the nearest Ingersoll Rand Branch Oce or anthorized distributor for sizes and prices of available Sockets.
† Refer to Oversize Hammer Case Bushings in Air Impact Wrench Maintenance Information Manual 16600983.