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7N-0718 SWITCH GP-DISCONNECT -BATTERY S/N 8HB1-UP 6-VOLT TO 24-VOLT PART OF 8E-2254, 9P-8020 BATTERY & WIRING GP 578


ELECTRICAL AND STARTING SYSTEM
SWITCH GP
POWER TRAIN
AXLE GP
TRANSMISSION GP

PIPELAYER 578 PIPELAYER 8HB
 578 Pipelayer 8HB00001-UP (MACHINE) POWERED BY 3406 Engine SEBP1887 578 8HB   (1989)

ELECTRICAL AND STARTING SYSTEM

SWITCH GP
SWITCH GP-BYPASS
164-7577 SWITCH GP-BYPASS
SWITCH GP-BYPASS
3T-9343 SWITCH GP-BYPASS
SWITCH GP-BYPASS
9X-7781 SWITCH GP-BYPASS
SWITCH GP-DISCONNECT
7N-0718 SWITCH GP-DISCONNECT
SWITCH GP-FLOW
1N-4647 SWITCH GP-FLOW
SWITCH GP-FLOW
8N-5627 SWITCH GP-FLOW
SWITCH GP-FLOW
9X-7088 SWITCH GP-FLOW
SWITCH GP-START
9G-7641 SWITCH GP-START
SWITCH GP-TOGGLE
7N-8001 SWITCH GP-TOGGLE
 

#SEBP18870230
 

7N-0718: SWITCH GP-DISCONNECT

7N-0718 SWITCH GP-DISCONNECT -BATTERY
S/N 8HB1-UP
6-VOLT TO 24-VOLT
PART OF 8E-2254, 9P-8020 BATTERY & WIRING GP
i00089702 SEBP1887
7N0718 SWITCH GP-DISCONNECT Parts scheme
  For full view, you need register

Parts for your 578 PIPELAYER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8H-5306 [1] KEY (BATTERY DISCONNECT)  
2. 8H-5303 [1] NUT (3/4-16-THD)  
3. 2H-3922 [2] LOCKWASHER  
4. 264-3617 [2] LOCKWASHER  
5. 6F-7045 [2] NUT-FULL (3/8-24-THD)  
 

#SEBP18870231
 

1N-4647: SWITCH GP-FLOW

1N-4647 SWITCH GP-FLOW
S/N 11N1317-UP; 70V31500-99999
COOLANT
PART OF 137-9537, 2W-2652 ENGINE AR
i00091473 SEBP1887
1N4647 SWITCH GP-FLOW Parts scheme
  For full view, you need register

Parts for your 578 PIPELAYER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 171-8710 [1] SWITCH GP-FLOW (PRESSURE, FLOW COMPENSATOR)  
2. 2B-2695 [2] BOLT (5/16-18X0.875-IN)  
3. 9M-1974 [2] WASHER-HARD (8.8X16X2-MM THK)  
4. 4N-3841 [1] GASKET  
 

#SEBP18870232
 

8N-5627: SWITCH GP-FLOW

8N-5627 SWITCH GP-FLOW
S/N 11N478-1316; 70V36754-99999
COOLANT
PART OF 2W-2652 ENGINE AR
i00109511 SEBP1887
8N5627 SWITCH GP-FLOW Parts scheme
  For full view, you need register

Parts for your 578 PIPELAYER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9X-7088 Y [1] SWITCH GP-FLOW (COOLANT)  
2. 8T-9043 [2] BOLT (5/16-18X0.875-IN)  
  8T-4224 [2] WASHER-HARD (8.8X16X2-MM THK)  
3. 4N-3841 [1] GASKET  
  Y   SEPARATE ILLUSTRATION
 

#SEBP18870233
 

9X-7088: SWITCH GP-FLOW

9X-7088 SWITCH GP-FLOW
S/N 11N478-1316; 70V36754-99999
COOLANT
PART OF 8N-5627 SWITCH GP-FLOW
i00090812 SEBP1887
9X7088 SWITCH GP-FLOW Parts scheme
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Parts for your 578 PIPELAYER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7N-7779 [1] SOCKET-CONNECTOR (14-GA TO 18-GA)  
2. 7N-7780 [1] PIN-CONNECTOR (14-GA TO 18-GA)  
3. 7N-9737 [1] HOUSING-RECEPTACLE (14-GA TO 18-GA)  
 

#SEBP18870234
 

9G-7641: SWITCH GP-START

9G-7641 SWITCH GP-START -ENGINE, KEY
S/N 8HB1-99999
PART OF 8E-2254, 9P-8020 BATTERY & WIRING GP
i00089811 SEBP1887
9G7641 SWITCH GP-START Parts scheme
  For full view, you need register

Parts for your 578 PIPELAYER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6V-8362 [4] SCREW-MACHINE (8-32X0.31-IN)  
2. 9B-7233 [4] LOCKWASHER  
3. 7T-6799 [1] NUT-MOUNTING (1-32-THD)  
 

#SEBP18870235
 

7N-8001: SWITCH GP-TOGGLE

7N-8001 SWITCH GP-TOGGLE
S/N 8HB1-UP
PART OF 6T-9908 INSTRUMENT GP
i00091713 SEBP1887
7N8001 SWITCH GP-TOGGLE Parts scheme
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Parts for your 578 PIPELAYER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6T-3631 [2] NUT-HEX (15/32-32-THD)  
2. 6T-3632 [1] LOCKWASHER  
3. 6T-3633 [1] RING-LOCKING  
4. 6V-8374 [2] SCREW-MACHINE (6-32X0.25-IN)  
5. 3L-8187 [2] LOCKWASHER  
 

#SEBP18870236
 

6T-5979: AXLE GP

6T-5979 AXLE GP
S/N 8HB1-437
PART OF 9P-7400 POWER TRAIN AR
i00404902 SEBP1887
6T5979 AXLE GP Parts scheme
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Parts for your 578 PIPELAYER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6T-5980 [2] SHAFT  
2. 6T-1947 [2] BUTTON  
3. 3T-6247 [2] SHAFT  
 

#SEBP18870237
 

6T-5979: AXLE GP

6T-5979 AXLE GP
S/N 8HB438-UP
PART OF 9P-7400 POWER TRAIN AR
i00404904 SEBP1887
6T5979 AXLE GP Parts scheme
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Parts for your 578 PIPELAYER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8E-3515 [2] SHAFT AS  
  8E-0618 [1] BEARING-THRUST  
2. 3T-6247 [2] SHAFT  
 

#SEBP18870238
 

7T-6644: CASE & PARTS GP-PLANETARY

7T-6644 CASE & PARTS GP-PLANETARY
S/N 3NB1-UP
PART OF 8P-8973 TRANSMISSION AR
i00424177 SEBP1887
7T6644 CASE & PARTS GP-PLANETARY Parts scheme
  For full view, you need register

Parts for your 578 PIPELAYER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9S-6130 [1] PLUG  
2. 2S-4078 [3] SEAL-O-RING  
3. 5D-0353 [4] BOLT-LOCKING (3/8-16X1-IN)  
4. 3J-1907 [3] SEAL-O-RING  
5. 6V-3965 C [2] FITTING (QUICK DISCONNECT)  
6. 6V-0852 C [2] CAP-DUST  
7. 8M-2530 [4] BOLT-12 POINT HEAD (1/2-13X1.25-IN)  
8. 3T-9921 [1] COVER-TRANSMISSION CASE  
9. 030-8535 [23] BOLT-LOCKING (3/8-16X0.875-IN)  
10. 3T-9922 [1] GASKET-COVER  
11. 7G-6471 [1] COVER-TRANSMISSION (CASE)  
12. 9M-9647 [3] SEAL-O-RING  
13. 5P-8998 [1] FITTING  
14. 9S-7710 [1] ELBOW-FLARED  
15. 7T-8875 [1] TUBE AS  
16. 5K-9988 [1] TEE-INVERTED FLARED  
17. 190-2278 Y [1] CASE GP-TRANSMISSION  
18. 7T-8876 [1] TUBE AS  
19. 5K-9246 [1] CONNECTOR  
20. 9W-5334 [1] TUBE AS  
21. 6K-8498 [1] TEE-FLARED  
22. 7J-8611 [1] ELBOW-PIPE  
23. 9W-4159 [1] TUBE AS  
24. 0T-0102 [1] BOLT (3/8-16X0.625-IN)  
25. 5M-2894 [1] WASHER-HARD (10.2X18.5X2.5-MM THK)  
26. 8H-1603 [1] CLIP  
27. 5P-8245 [21] WASHER-HARD (13.5X25.5X3-MM THK)  
28. 0S-1585 [21] BOLT (1/2-13X1.5-IN)  
29. 5P-4057 [1] SEAL-O-RING  
30. 8M-5661 [1] SEAL-O-RING  
31. 8S-9130 [1] SCREEN-SUCTION (TRANSMISSION SCAVENGE)  
32. 8P-0058 [1] GASKET-COVER  
33. 9G-8615 [1] COVER  
34. 8M-4432 [2] SEAL-O-RING  
35. 5K-5120 [1] STRIP  
36. 031-0218 [1] BOLT-LOCKING (3/8-16X0.5-IN)  
37. 9P-1475 [1] SLEEVE  
38. 4H-5440 [1] COVER  
39. 3S-7781 [1] GASKET  
40. 8J-5914 [2] PLUG  
41. 9S-4191 C [1] PLUG (9/16-18-THD)  
  C   CHANGE FROM PREVIOUS TYPE
  Y   SEPARATE ILLUSTRATION
 

#SEBP18870239
 

190-2278: CASE GP-TRANSMISSION

190-2278 CASE GP-TRANSMISSION
S/N 3NB1-UP
PART OF 7T-6644 CASE & PARTS GP-PLANETARY
i02486518 SEBP1887
1902278 CASE GP-TRANSMISSION Parts scheme
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Parts for your 578 PIPELAYER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4B-9785 [1] BALL  
2. 1A-2610 [1] DOWEL  
3. 7M-1201 [1] DOWEL  
4. 3F-3442 [2] DOWEL  
5. 4B-9782 [1] BALL  
6. 146-6669 [1] GASKET  
7. 146-6670 [1] COVER  
8. 9X-6458 [6] WASHER-HARD (10.2X22.5X3-MM THK)  
9. 0S-1594 [6] BOLT (3/8-16X1-IN)  
   
  196-8884 F [1] BRACKET AS  
  8C-3334 [2] RIVET-TUBULAR  
  124-9401 [4] CLIP (TAB)  
  0S-1620 F [1] BOLT (1/2-13X0.75-IN)  
  5P-8245 F [1] WASHER-HARD (13.5X25.5X3-MM THK)  
  F   NOT SHOWN
 

Information:

Service Magazine
An Improved 5P-8500 Key Is Now Available {1416, 1416, 7000, 7000}
2011/12/01

Caterpillar Parts SIS Catalog 578 :

SWITCH GP-BYPASS
9X-7781 SWITCH GP-BYPASS
SWITCH GP-BYPASS
3T-9343 SWITCH GP-BYPASS
SWITCH GP-BYPASS
164-7577 SWITCH GP-BYPASS
STARTING MOTOR GP-ELECTRIC
9X-4452 STARTING MOTOR GP-ELECTRIC
STARTING MOTOR GP-ELECTRIC
8C-3644 STARTING MOTOR GP-ELECTRIC
STARTING MOTOR GP-ELECTRIC
7T-0794 STARTING MOTOR GP-ELECTRIC
STARTING MOTOR GP-ELECTRIC
6V-5582 STARTING MOTOR GP-ELECTRIC
STARTING MOTOR GP-ELECTRIC
6V-5540 STARTING MOTOR GP-ELECTRIC
SWITCH GP-FLOW
1N-4647 SWITCH GP-FLOW
SWITCH GP-FLOW
8N-5627 SWITCH GP-FLOW
SWITCH GP-FLOW
9X-7088 SWITCH GP-FLOW
SWITCH GP-START
9G-7641 SWITCH GP-START
SWITCH GP-TOGGLE
7N-8001 SWITCH GP-TOGGLE
AXLE GP
6T-5979 AXLE GP
AXLE GP
6T-5979 AXLE GP
CASE & PARTS GP-PLANETARY
7T-6644 CASE & PARTS GP-PLANETARY

Truck sale:

1994 CAT 578
USD $150,000 
1994 CAT 578

Whelen Heavy Equipment Ltd.
Hefei, ANHUI, China
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