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1W-8924 AIR COMPRESSOR GP S/N 4WJ1-512 PART OF 7E-9079 ENGINE AR 784B TRACTOR


BASIC ENGINE
AIR COMPRESSOR GP
BELT TIGHTENER GP
CAMSHAFT GP
CYLINDER BLOCK GP
HOUSING GP-FLYWHEEL
HOUSING GP-FRONT
VALVE MECHANISM GP
CRANKSHAFT GP

TRACTOR 784B TRACTOR 5RK
 784B Tractor 5RK00001-UP (MACHINE) POWERED BY 3512 Engine SEBP2188 784B 5RK   (1991)

BASIC ENGINE

AIR COMPRESSOR GP
AIR COMPRESSOR GP
117-0070 AIR COMPRESSOR GP
AIR COMPRESSOR GP
117-0071 AIR COMPRESSOR GP
AIR COMPRESSOR GP
1W-8924 AIR COMPRESSOR GP
AIR COMPRESSOR GP
2W-0582 AIR COMPRESSOR GP
GOVERNOR GP-AIR COMPRESSOR
4N-9680 GOVERNOR GP-AIR COMPRESSOR
LINES GP-AIR COMPRESSOR
115-0596 LINES GP-AIR COMPRESSOR
LINES GP-AIR COMPRESSOR
2W-0194 LINES GP-AIR COMPRESSOR
 

#SEBP21880010
 

1W-8924: AIR COMPRESSOR GP

1W-8924 AIR COMPRESSOR GP
S/N 4WJ1-512
PART OF 7E-9079 ENGINE AR
i00090553 SEBP2188
1W8924 AIR COMPRESSOR GP Parts scheme
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Parts for your 784B TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2W-0582 Y [1] AIR COMPRESSOR GP  
2. 9S-8752 [4] NUT-FULL (3/8-16-THD)  
3. 2W-0556 [1] GASKET  
4. 4N-9680 Y [1] GOVERNOR GP-AIR COMPRESSOR  
5. 6L-1883 [1] GASKET  
6. 1D-4540 [2] BOLT (5/16-18X2.75-IN)  
7. 9M-1974 [2] WASHER-HARD (8.8X16X2-MM THK)  
8. 5F-5434 [1] VALVE AS-VENT (AIR COMPRESSOR)  
9. 8T-6757 C [3] PLUG-PIPE  
   
    AVAILABLE REPAIR KIT(S):
  9M-0402 [1] KIT-GOVERNOR OVERHAUL (AIR COMPRESSOR)  
    (INCLUDES GROMMETS, FILTERS, SPRING, VALVE, COVER, RING, & GASKET)
  C   CHANGE FROM PREVIOUS TYPE
  R   REMANUFACTURED PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

#SEBP21880011
 

2W-0582: AIR COMPRESSOR GP

2W-0582 AIR COMPRESSOR GP
S/N 4WJ1-512
PART OF 1W-8924 AIR COMPRESSOR GP
i00090556 SEBP2188
2W0582 AIR COMPRESSOR GP Parts scheme
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Parts for your 784B TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6N-2099 [1] CRANKCASE AS-AIR COMPRESSOR  
2. 7N-6172 [2] BUSHING-COMPRESSOR  
3. 9M-0381 [2] INSERT-INLET VALVE  
4. 8T-6757 [1] PLUG-PIPE  
5. 7N-0243 [2] LOCK-ROD BOLT  
6. 7W-6492 [2] PLUG-PIPE (1/2-14-THD)  
7. 6N-2098 [1] GASKET-CYLINDER HEAD  
8. 2B-2695 B [2] BOLT (5/16-18X0.875-IN)  
  3B-4505 B [2] LOCKWASHER  
9. 8M-7065 [1] GASKET (AIR INLET)  
10. 5M-6509 [2] SEAL-O-RING  
11. 7N-4837 [2] PISTON AS-COMPRESSOR  
    (EACH INCLUDES)
  1W-2803 [2] PLUG  
12. 8T-6764 [2] PLUG-PIPE (1/8-27-THD)  
13. 6N-2100 [1] COVER AS-REAR  
14. 6N-2106 [2] ROD AS-CONNECTING  
15. 6N-0634 [1] GASKET-COVER  
16. 1W-1030 [1] PAN  
17. 0L-1351 [6] BOLT (3/8-16X0.875-IN)  
  3B-4506 [6] LOCKWASHER  
18. 9M-0397 B [1] ADAPTER  
19. 0S-1619 [6] BOLT (3/8-16X3-IN)  
20. 5P-0060 [8] BOLT (7/16-14X0.75-IN)  
21. 3B-4507 [4] LOCKWASHER  
22. 4P-7727 [1] CRANKSHAFT-AIR COMPRESSOR  
23. 8T-6767 [1] PLUG-PIPE (3/8-18-THD)  
24. 6N-2097 [1] HEAD AS-COMPRESSOR  
   
    AVAILABLE REPAIR KIT(S):
  8N-3666 [1] KIT-AIR COMPRESSOR  
    (INCLUDES PISTONS, GUIDES, PLUNGER, SEAT, SPRING, SADDLE, RINGS, BOLTS, LOCKWASHERS, WASHERS, LOCK, BEARING, VALVES,
    GASKET, & BUTTONS)
  6N-2109 [1] KIT-PISTON RING (AIR COMPRESSOR)  
  B   USE AS REQUIRED
 

#SEBP21880012
 

1W-3893: BELT TENSIONER GP

1W-3893 BELT TENSIONER GP
S/N 4WJ1-357; 5RK1-UP
PART OF 105-2271, 105-4702, 129-2001 DRIVE AR-FAN, 7E-9079 ENGINE AR
ALSO AN ATTACHMENT
i00092607 SEBP2188
1W3893 BELT TENSIONER GP Parts scheme
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Parts for your 784B TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2M-2742 [1] PLATE-RETAINER  
2. 3B-8686 [1] FITTING-GREASE (1/8-27 PTF)  
3. 4B-4550 [1] FITTING-PRESSURE RELIEF (1/8-27 PTF)  
4. 4D-1326 [1] LOCKWASHER  
5. 7W-8460 C [1] WASHER-RETAINING  
6. 8L-5008 C [1] ELBOW-PIPE  
7. 8N-9409 [1] COVER  
8. 8N-9419 [1] SPACER (18.25-MM THK)  
9. 235-0297 [1] BRACKET AS  
10. 0L-2070 [2] BOLT (3/8-16X2.25-IN)  
11. 0S-1594 [1] BOLT (3/8-16X1-IN)  
12. 0S-1595 [2] BOLT (1/2-13X1.25-IN)  
13. 0S-1617 [4] BOLT (5/16-18X0.75-IN)  
14. 2N-8374 [1] GASKET  
15. 2V-0460 [1] HOSE AS  
16. 3B-4617 [2] PIN-COTTER  
17. 3V-3308 [1] WASHER-HARD (10.2X20.5X2.5-MM THK)  
18. 4D-7794 [1] CLIP  
19. 4S-5882 [2] BOLT (1/2-13X7.25-IN)  
20. 4W-4448 [1] PULLEY-IDLER  
21. 4W-4456 [1] ARM AS-TIGHTENER  
  4S-5367 [1] BUSHING AS (MOUNT)  
  5M-7937 [1] DOWEL  
  2D-6642 [1] BALL  
  5B-9318 [1] BALL  
22. 5M-2057 [1] SEAL-O-RING  
23. 5P-8245 [6] WASHER-HARD (13.5X25.5X3-MM THK)  
24. 5S-2106 [1] SEAL-LIP TYPE  
25. 7N-5959 [2] SPRING  
26. 8B-1419 [2] PIN-CLEVIS  
27. 8H-9789 [2] BALL BEARING  
28. 8N-9410 [1] SPACER (16-MM THK)  
29. 8T-4896 [1] WASHER-HARD (10.2X18.5X2.5-MM THK)  
30. 9M-1974 [4] WASHER-HARD (8.8X16X2-MM THK)  
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP21880013
 

7E-5320: CAMSHAFT GP

7E-5320 CAMSHAFT GP
S/N 4WJ1-1427
PART OF 121-5785, 7E-9079 ENGINE AR
i00092838 SEBP2188
7E5320 CAMSHAFT GP Parts scheme
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Parts for your 784B TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7N-3216 [2] SPACER (35.035X84X12-MM THK)  
2. 7N-3218 [2] WASHER-THRUST  
3. 7E-6815 [1] CAMSHAFT AS-REAR  
  4N-1650 [1] DOWEL  
4. 5P-0076 [16] BOLT-12 POINT HEAD (3/8-16X1.5-IN)  
5. 7E-5321 [1] CAMSHAFT AS  
  7E-5322 [1] CAMSHAFT-REAR  
  5B-5821 [1] DOWEL  
6. 7E-6818 [1] CAMSHAFT AS-FRONT  
  4N-1650 [1] DOWEL  
7. 1A-2029 [4] BOLT (3/8-16X1.125-IN)  
8. 4W-6664 [2] PLATE AS-TIMING  
9. 0S-0509 [2] BOLT (3/8-16X0.75-IN)  
10. 5M-2894 [2] WASHER-HARD (10.2X18.5X2.5-MM THK)  
11. 133-4212 [1] CAMSHAFT AS  
  5B-5821 [1] DOWEL  
12. 8M-9024 [4] WASHER-HARD (10.2X22.5X5-MM THK)  
  R   REMANUFACTURED PART MAY BE AVAILABLE
 

#SEBP21880014
 

8N-9641: COVER GP-CYLINDER BLOCK

8N-9641 COVER GP-CYLINDER BLOCK
S/N 4WJ1-1427
PART OF 121-5785, 7E-9079 ENGINE AR
i00416536 SEBP2188
8N9641 COVER GP-CYLINDER BLOCK Parts scheme
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Parts for your 784B TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8N-9992 [9] COVER-CAMSHAFT  
2. 0S-1594 [8] BOLT (3/8-16X1-IN)  
3. 272-0758 [12] SEAL  
4. 1A-2029 B [1] BOLT (3/8-16X1.125-IN)  
5. 5M-2894 B [2] WASHER-HARD (10.2X18.5X2.5-MM THK)  
6. 7N-3298 [2] COVER-BLOCK  
7. 7N-4945 [3] GASKET  
8. 272-0759 [12] SEAL  
9. 5M-2894 [122] WASHER-HARD (10.2X18.5X2.5-MM THK)  
10. 1N-2914 [12] COVER-CYLINDER BLOCK SIDE  
11. 8N-9993 [3] COVER-CAMSHAFT  
12. 9X-8872 [47] BOLT-LOCKING (3/8-16X0.875-IN)  
13. 3B-1915 [4] BOLT (3/8-16X1.375-IN)  
14. 4W-5015 C [1] COVER  
15. 0S-1595 [4] BOLT (1/2-13X1.25-IN)  
16. 5P-8245 [4] WASHER-HARD (13.5X25.5X3-MM THK)  
17. 2W-7628 [1] PLATE-DRAIN  
18. 8T-6761 B [3] PLUG-PIPE (1-11-1/2 NPT THD)  
19. 7X-7732 B [1] PLUG-PIPE  
20. 9X-8872 B [1] BOLT-LOCKING (3/8-16X0.875-IN)  
22. 1A-2029 [71] BOLT (3/8-16X1.125-IN)  
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP21880015
 

2W-0204: COVER GP-FLYWHEEL HOUSING

2W-0204 COVER GP-FLYWHEEL HOUSING
S/N 4WJ1-UP
PART OF 121-5785, 7E-9079 ENGINE AR
i00092669 SEBP2188
2W0204 COVER GP-FLYWHEEL HOUSING Parts scheme
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Parts for your 784B TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1W-4954 [1] GASKET-COVER  
2. 2P-2772 [1] COVER  
3. 4B-3140 [1] COVER  
4. 4B-8407 [1] GASKET-COPPER  
5. 5F-0304 [1] PLUG  
6. 7N-3170 [1] COVER  
7. 7N-4319 C [2] COVER  
8. 7N-4320 C [2] GASKET  
9. 9L-2662 [1] GASKET  
10. 9L-4234 [1] SPACER (0.406X1X0.962-IN THK)  
11. 234-8937 [1] SEAL-INTEGRAL  
12. 165-3929 C [4] BOLT (3/8-16X1.5-IN)  
13. 0S-1594 C [37] BOLT (3/8-16X1-IN)  
14. 0T-0055 [1] BOLT (3/8-16X4.25-IN)  
15. 2J-6274 [1] SEAL-O-RING  
16. 5M-2894 C [42] WASHER-HARD (10.2X18.5X2.5-MM THK)  
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP21880016
 

2W-0202: COVER GP-FRONT HOUSING

2W-0202 COVER GP-FRONT HOUSING
S/N 4WJ1-1427
PART OF 121-5785, 7E-9079 ENGINE AR
i00090554 SEBP2188
2W0202 COVER GP-FRONT HOUSING Parts scheme
  For full view, you need register

Parts for your 784B TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3P-1896 [2] PLUG-CUP  
2. 1A-2029 [14] BOLT (3/8-16X1.125-IN)  
3. 7N-4951 [1] COVER  
4. 235-3546 [1] SEAL-O-RING  
5. 6V-3348 [1] SEAL-O-RING  
6. 5P-0840 [1] SEAL-O-RING  
7. 7N-4952 [1] COVER  
8. 259-4598 [1] SEAL-O-RING  
9. 106-4685 [1] COVER  
10. 8N-9885 [1] GASKET-COVER  
11. 1A-2029 B [1] BOLT (3/8-16X1.125-IN)  
12. 5M-2894 B [1] WASHER-HARD (10.2X18.5X2.5-MM THK)  
13. 3D-2824 [1] SEAL-O-RING  
14. 033-6042 [1] SEAL-O-RING  
15. 9S-4183 [1] PLUG (1-1/16-12-THD)  
16. 9S-4191 [1] PLUG (9/16-18-THD)  
17. 7N-8374 B [1] COVER-PUMP  
18. 6V-8260 B [1] SEAL-O-RING  
19. 0S-1592 B [2] BOLT (5/8-11X1.25-IN)  
20. 5P-8247 B [2] WASHER-HARD (17X32X3.5-MM THK)  
21. 8T-6763 [1] PLUG-PIPE (1/4-18-THD)  
22. 5M-2894 [14] WASHER-HARD (10.2X18.5X2.5-MM THK)  
23. 1A-2029 B [1] BOLT (3/8-16X1.125-IN)  
24. 5M-2894 B [1] WASHER-HARD (10.2X18.5X2.5-MM THK)  
  B   USE AS REQUIRED
 

#SEBP21880017
 

101-0831: COVER GP-VALVE MECHANISM

101-0831 COVER GP-VALVE MECHANISM
S/N 4WJ720-1427
PART OF 121-5785 ENGINE AR
i00090834 SEBP2188
1010831 COVER GP-VALVE MECHANISM Parts scheme
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Parts for your 784B TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 101-4197 [1] COVER  
2. 1A-9579 [3] BOLT (5/16-18X1.5-IN)  
3. 9M-1974 [3] WASHER-HARD (8.8X16X2-MM THK)  
4. 272-0760 [1] SEAL-VALVE COVER (BASE)  
5. 1A-9579 B [1] BOLT (5/16-18X1.5-IN)  
6. 9M-1974 B [1] WASHER-HARD (8.8X16X2-MM THK)  
  B   USE AS REQUIRED
 

#SEBP21880018
 

7E-8756: COVER GP-VALVE MECHANISM

7E-8756 COVER GP-VALVE MECHANISM
S/N 4WJ1-719
PART OF 121-5785, 7E-9079 ENGINE AR
i00090744 SEBP2188
7E8756 COVER GP-VALVE MECHANISM Parts scheme
  For full view, you need register

Parts for your 784B TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1A-9579 [4] BOLT (5/16-18X1.5-IN)  
2. 9M-1974 [4] WASHER-HARD (8.8X16X2-MM THK)  
3. 101-4197 [1] COVER  
4. 2W-2072 [1] SEAL-O-RING  
 

#SEBP21880019
 

8N-7103: CRANKSHAFT GP

8N-7103 CRANKSHAFT GP
S/N 4WJ1-1261
PART OF 121-5785, 7E-9079 ENGINE AR
i00092873 SEBP2188
8N7103 CRANKSHAFT GP Parts scheme
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Parts for your 784B TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 128-6786 C [1] CRANKSHAFT AS  
  7N-2003 [24] DOWEL  
2. 128-4845 [36] BOLT AS  
3. 2W-2288 [6] PLUG  
4. 105-0253 [7] BEARING-MAIN (STANDARD)  
  105-0254 AB BEARING-MAIN (0.63-MM US)  
  105-0255 AB BEARING-MAIN (1.27-MM US)  
  105-0256 AB BEARING-MAIN (0.63-MM OS)  
  105-0257 AB BEARING-MAIN (0.63-MM OS, 0.63-MM US)  
5. 7C-6209 [2] PLATE-THRUST  
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
  R   REMANUFACTURED PART MAY BE AVAILABLE
 

Information:

Caterpillar Parts SIS Catalog 784B :

AIR COMPRESSOR GP
117-0071 AIR COMPRESSOR GP
AIR COMPRESSOR GP
117-0070 AIR COMPRESSOR GP
6I-3785 INSTALLATION AR-ENGINE
7E-9079 ENGINE AR
121-5785 ENGINE AR
8X-9500 GENERAL AR
115-6484 GENERAL AR
137-4161 CONVERSION AR-TRACTOR/TRAILER
AIR COMPRESSOR GP
2W-0582 AIR COMPRESSOR GP
BELT TENSIONER GP
1W-3893 BELT TENSIONER GP
CAMSHAFT GP
7E-5320 CAMSHAFT GP
COVER GP-CYLINDER BLOCK
8N-9641 COVER GP-CYLINDER BLOCK
COVER GP-FLYWHEEL HOUSING
2W-0204 COVER GP-FLYWHEEL HOUSING
COVER GP-FRONT HOUSING
2W-0202 COVER GP-FRONT HOUSING
COVER GP-VALVE MECHANISM
101-0831 COVER GP-VALVE MECHANISM
COVER GP-VALVE MECHANISM
7E-8756 COVER GP-VALVE MECHANISM

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