8P-8975 CONTROL GP-TRANSMISSION HYD S/N 3NB1-UP PART OF 8P-8973 TRANSMISSION AR 578 PIPELAYER



POWER TRAIN
CONTROL GP-TRANSMISSION HYD
COUPLING GP
DRIVE GP-FINAL
FILTER GP
GEAR GP
KIT

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

POWER TRAIN

CONTROL GP-TRANSMISSION HYD
CONTROL GP-TRANSMISSION HYD
8P-8975 CONTROL GP-TRANSMISSION HYD
 

#SEBP18870240
 

8P-8975: CONTROL GP-TRANSMISSION HYD

8P-8975 CONTROL GP-TRANSMISSION HYD
S/N 3NB1-UP
PART OF 8P-8973 TRANSMISSION AR
i00420249 SEBP1887
8P8975 CONTROL GP-TRANSMISSION HYD Parts scheme
  For full view, you need register

Parts for your 578 PIPELAYER:

Pos. Part No Qty Parts name Comments
1. 1D-4539 [4] BOLT (5/16-18X2.5-IN)  
  9M-1974 [4] WASHER-HARD (8.8X16X2-MM THK)  
2. 8M-4986 [2] SEAL-O-RING  
3. 9P-3773 Y [1] VALVE GP-WINCH CONTROL (SELECTOR & PRESS CONT)  
4. 5F-4899 [1] BOLT (3/8-16X5.5-IN)  
5. 5M-2894 [4] WASHER-HARD (10.2X18.5X2.5-MM THK)  
6. 4H-1394 [4] WASHER (19.4X34.9X1.2-MM THK)  
7. 6S-6646 [2] PIN-COTTER  
8. 9P-5977 [2] LEVER AS  
    (EACH INCLUDES)
  8H-8175 [1] BUSHING  
9. 9P-6217 [1] DOWEL  
  2H-3429 [2] RING-RETAINING  
10. 9G-2461 [1] ADAPTER  
11. 2J-4672 [1] GASKET  
12. 0L-1351 [4] BOLT (3/8-16X0.875-IN)  
13. 9S-4191 [2] PLUG (9/16-18-THD)  
  3J-1907 [2] SEAL-O-RING  
14. 9G-2460 [1] SLEEVE  
15. 6V-4365 [4] SEAL-O-RING  
16. 9P-1480 [2] SLEEVE  
  8M-4432 [4] SEAL-O-RING  
17. 3T-4403 [2] SPRING  
18. 7T-8557 Y [1] VALVE GP-PRIORITY  
19. 9G-2459 [1] SLEEVE  
  Y   SEPARATE ILLUSTRATION
 

#SEBP18870241
 

6T-9915: COUPLING GP-PUMP

6T-9915 COUPLING GP-PUMP
S/N 8HB1-UP
PART OF 9P-7400 POWER TRAIN AR
i00406952 SEBP1887
6T9915 COUPLING GP-PUMP Parts scheme
  For full view, you need register

Parts for your 578 PIPELAYER:

Pos. Part No Qty Parts name Comments
1. 3E-4880 [2] COUPLING AS  
2. 5S-7383 [6] BOLT (3/8-16X1.75-IN)  
3. 8T-4896 [12] WASHER-HARD (10.2X18.5X2.5-MM THK)  
4. 7T-4144 [1] TUBE AS  
5. 8T-2501 [6] BOLT (3/8-16X2-IN)  
 

#SEBP18870242
 

9P-8018: DRIVE GP-FINAL

9P-8018 DRIVE GP-FINAL -2 REQUIRED
S/N 8HB1-UP
PART OF 9P-7400 POWER TRAIN AR
i00441341 SEBP1887
9P8018 DRIVE GP-FINAL Parts scheme
  For full view, you need register

Parts for your 578 PIPELAYER:

Pos. Part No Qty Parts name Comments
1. 6T-5981 [1] HUB-SPROCKET  
2. 6Y-0860 [1] SEAL GP-DUO-CONE  
  1M-9011 [2] RING-TORIC  
3. 6V-0663 [1] CONE-BEARING  
4. 6V-0662 [1] CUP-BEARING  
5. 6V-0664 [1] CONE-BEARING  
6. 5F-2465 [1] CUP-BEARING  
7. 5K-8454 [15] BOLT (1/2-13X1.12-IN)  
8. 7G-5776 [3] SHAFT-PLANETARY  
9. 7G-5837 [1] HUB-SPROCKET  
10. 6Y-3928 Y [1] SEGMENT GP-SPROCKET  
11. 5H-3193 [3] PIN-SPRING  
12. 7G-5783 [3] GEAR (18-TEETH)  
13. 4B-3693 [6] RACE & ROLLER AS-INNER  
14. 7G-5833 [1] GEAR (63-TEETH)  
15. 7G-5784 [3] GEAR-PLANETARY (21-TEETH)  
16. 6V-0661 [6] CONE-BEARING  
17. 2P-1370 [6] CUP-BEARING  
18. 7X-0366 [29] BOLT (3/4-10X2-IN)  
19. 8T-4994 [29] WASHER-HARD (20X36.5X3.5-MM THK)  
20. 9H-0846 [1] SEAL-O-RING  
21. 7G-5780 [3] SHAFT-PLANETARY  
22. 090-3093 [3] SEAL-QUAD RING  
23. 7G-5777 [3] COVER  
24. 034-3557 [6] BOLT-LOCKING (3/8-16X1.125-IN)  
25. 8T-4896 [6] WASHER-HARD (10.2X18.5X2.5-MM THK)  
26. 8J-1665 [1] SEAL-O-RING  
27. 3T-5929 [1] GEAR (18-TEETH)  
28. 9W-3232 [1] RETAINER  
29. 3T-5926 [1] COVER  
30. 8T-8917 [3] BOLT (1/2-13X1.25-IN)  
31. 8T-4223 [5] WASHER-HARD (13.5X25.5X3-MM THK)  
32. 7T-2531 [1] CARRIER-PLANETARY  
33. 6V-3298 [1] PLUG-MAGNETIC  
34. 2S-4078 [1] SEAL-O-RING  
35. 9S-4185 [1] PLUG (3/4-16-THD)  
36. 3K-0360 [1] SEAL-O-RING  
37. 5F-7054 [1] SEAL-O-RING  
38. 7G-5684 [1] CARRIER-PLANETARY  
39. 5P-8472 [1] RING-RETAINING  
40. 3T-5928 [1] GEAR (24-TEETH)  
41. 7T-2530 [2] RING-THRUST  
42. 7G-5832 [1] RETAINER  
43. 7G-5831 [1] RING-RETAINING  
44. 6T-1746 [1] HUB-REACTION  
45. 3T-5923 [1] RETAINER  
46. 6T-2173 [15] PIN  
47. 7X-4777 [1] SEAL-LIP TYPE  
48. 1D-4628 [26] BOLT (7/8-9X3.25-IN)  
49. 5P-8249 [26] WASHER-HARD (24X41.5X4-MM THK)  
50. 2R-0098 [1] SEAL-O-RING  
51. 8T-8919 [2] BOLT (1/2-13X1.75-IN)  
  R   REMANUFACTURED PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

#SEBP18870243
 

9P-0856: FILTER GP-OIL

9P-0856 FILTER GP-OIL
S/N 8HB1-UP
PART OF 9P-8019 LINES GP-POWER TRAIN OIL
i00197613 SEBP1887
9P0856 FILTER GP-OIL Parts scheme
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Parts for your 578 PIPELAYER:

Pos. Part No Qty Parts name Comments
1. 7B-3235 [5] BOLT (1/2-13X1.375-IN)  
2. 2K-4472 [1] SEAL-O-RING  
3. 9S-4191 [1] PLUG (9/16-18-THD)  
4. 3J-1907 [1] SEAL-O-RING  
5. 9P-0852 [1] COVER AS  
5A. 3S-4398 [1] STUD-TAPERLOCK (1/2-13-THD)  
6. 6D-9157 [1] SEAL-O-RING  
7. 202-9704 [1] HOUSING AS-FILTER  
8. 132-8876 [1] FILTER ELEMENT AS-OIL (ULTRA HIGH EFFICIENCY)(ULTRA HIGH EFFICIENCY)  
    -OR-
  4T-3132 [1] FILTER ELEMENT AS-OIL (FIRE RESISTANT FLUID)(FIRE RESISTANT FLUID)  
9. 3T-0688 [1] SPOOL  
10. 9M-1986 [1] SPRING  
11. 9S-8008 [1] PLUG (1-1/16-12-THD)  
12. 3D-2824 [2] SEAL-O-RING  
13. 3S-9847 [1] RETAINER  
14. 2H-3788 [1] LOCKNUT (1/2-13-THD)  
15. 9S-4183 [1] PLUG (1-1/16-12-THD)  
16. 9S-4182 [1] PLUG (7/16-20-THD)  
17. 3J-7354 [1] SEAL-O-RING  
18. 1H-8128 [1] SEAL-O-RING  
 

#SEBP18870244
 

8P-8974: GEAR GP-BEVEL & TRANSFER

8P-8974 GEAR GP-BEVEL & TRANSFER
S/N 3NB1-2796
PART OF 8P-8973 TRANSMISSION AR
i00420241 SEBP1887
8P8974 GEAR GP-BEVEL & TRANSFER Parts scheme 8P8974 GEAR GP-BEVEL & TRANSFER Parts scheme
  For full view, you need register

Parts for your 578 PIPELAYER:

Pos. Part No Qty Parts name Comments
1. 9W-1570 [1] CAGE AS-BEARING  
  9W-1569 [1] PLUG-ORIFICE  
  4B-9880 [1] BALL  
2. 5P-8245 [12] WASHER-HARD (13.5X25.5X3-MM THK)  
3. 7B-3235 [6] BOLT (1/2-13X1.375-IN)  
4. 9P-7072 [1] WASHER (90.6X115X2.5-MM THK)  
5. 6V-2404 [1] LOCKWASHER-BEARING  
6. 1L-6957 [1] LOCKNUT-BEARING  
7. 6T-0364 [1] RING-RETAINING  
8. 9W-8612 [1] SPACER-BEARING  
9. 1S-1860 [12] NUT-TRACK (3/4-16-THD)  
10. 0S-1897 [12] BOLT (3/4-16X2.25-IN)  
11. 7T-9946 [1] CAGE-BEARING  
12. 9G-0832 [1] DOWEL  
13. 6J-3473 [1] RING-SNAP  
14. 4H-0019 [1] RACE & ROLLER AS (OUTER)  
  5P-7592 [1] RACE-ROLLER BEARING (INNER)  
15. 7G-6224 [1] SHAFT-BEVEL GEAR  
16. 9P-1925 [1] GEAR-BEVEL (35-TEETH)(35 TEETH)  
17. 1P-3934 [2] CUP-BEARING  
  1P-3935 [2] CONE-BEARING  
18. 9P-1478 B [2] SHIM PACK (INCLUDES 14-SHIMS)  
19. 7B-3235 [6] BOLT (1/2-13X1.375-IN)  
20. 6S-2828 [2] CUP-BEARING  
21. 6S-2829 [2] CONE-BEARING  
22. 9W-3660 [1] PINION-BEVEL (20-TEETH)(20 TEETH)  
23. 7T-3954 [1] GEAR-TRANSFER (50-TEETH)(50 TEETH)  
24. 7T-9135 [1] CASE AS-TRANSFER  
  2D-6642 [1] BALL  
25. 5P-8247 [12] WASHER-HARD (17X32X3.5-MM THK)  
26. 9P-1407 [1] CAGE-BEARING  
27. 0L-1169 [12] BOLT (5/8-11X3.75-IN)  
28. 5P-8245 [12] WASHER-HARD (13.5X25.5X3-MM THK)  
29. 9P-1922 B [1] SHIM PACK (INCLUDES 14-SHIMS)  
30. 9W-2992 [1] CAGE-BEARING  
31. 7B-3235 [12] BOLT (1/2-13X1.375-IN)  
32. 3T-6742 [1] RETAINER  
33. 0S-1569 [1] BOLT (5/8-11X4-IN)  
34. 7T-3953 [1] GEAR-TRANSFER (43-TEETH)(43 TEETH)  
35. 8C-3075 [1] SEAL-LIP TYPE  
36. 2K-2939 [1] SEAL-O-RING  
37. 3T-0405 [1] CARRIER-SEAL  
38. 0S-1594 [6] BOLT (3/8-16X1-IN)  
39. 5M-2894 [6] WASHER-HARD (10.2X18.5X2.5-MM THK)  
40. 9P-1921 B [1] SHIM PACK (INCLUDES 14-SHIMS)  
41. 7H-7628 [1] BEARING  
42. 8D-1817 [2] CUP-BEARING  
  8D-1819 [2] CONE-BEARING  
43. 7T-1474 C [1] BRACKET-ROLLER (RH)  
  7T-1475 C [1] BRACKET-ROLLER (LH)  
44. 1D-4601 C [4] BOLT (5/8-11X8.5-IN)  
45. 6T-3853 C [2] SLEEVE  
46. 6T-3852 C [2] ROLLER  
47. 1A-5822 C [2] BOLT (1/2-13X2.75-IN)  
48. 7D-1649 C [2] WASHER-HARD (13.5X32X5-MM THK)  
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP18870245
 

8P-8974: GEAR GP-BEVEL & TRANSFER

8P-8974 GEAR GP-BEVEL & TRANSFER
S/N 3NB2797-UP
PART OF 8P-8973 TRANSMISSION AR
i00420244 SEBP1887
8P8974 GEAR GP-BEVEL & TRANSFER Parts scheme 8P8974 GEAR GP-BEVEL & TRANSFER Parts scheme
  For full view, you need register

Parts for your 578 PIPELAYER:

Pos. Part No Qty Parts name Comments
1. 9W-1570 [1] CAGE AS-BEARING  
  9W-1569 [1] PLUG-ORIFICE  
  4B-9880 [1] BALL  
2. 5P-8245 [12] WASHER-HARD (13.5X25.5X3-MM THK)  
3. 7B-3235 [6] BOLT (1/2-13X1.375-IN)  
4. 9P-7072 [1] WASHER (90.6X115X2.5-MM THK)  
5. 6V-2404 [1] LOCKWASHER-BEARING  
6. 1L-6957 [1] LOCKNUT-BEARING  
7. 6T-0364 [1] RING-RETAINING  
8. 9W-8612 [1] SPACER-BEARING  
9. 1S-1860 [12] NUT-TRACK (3/4-16-THD)  
10. 0S-1897 [12] BOLT (3/4-16X2.25-IN)  
11. 7T-9946 [1] CAGE-BEARING  
12. 9G-0832 [1] DOWEL  
13. 6J-3473 [1] RING-SNAP  
14. 4H-0019 [1] RACE & ROLLER AS (OUTER)  
  5P-7592 [1] RACE-ROLLER BEARING (INNER)  
15. 7G-6224 [1] SHAFT-BEVEL GEAR  
16. 9P-1925 [1] GEAR-BEVEL (35-TEETH)  
17. 1P-3934 [2] CUP-BEARING  
  1P-3935 [2] CONE-BEARING  
18. 9P-1478 B [2] SHIM PACK (INCLUDES 14-SHIMS)  
19. 7B-3235 [6] BOLT (1/2-13X1.375-IN)  
20. 6S-2828 [2] CUP-BEARING  
21. 6S-2829 [2] CONE-BEARING  
22. 9W-3660 [1] PINION-BEVEL (20-TEETH)  
23. 7T-3954 [1] GEAR-TRANSFER (50-TEETH)  
24. 190-2277 [1] CASE AS  
  2D-6642 [1] BALL  
25. 5P-8247 [12] WASHER-HARD (17X32X3.5-MM THK)  
26. 6I-8511 C [1] CAGE-BEARING  
27. 0L-1169 [12] BOLT (5/8-11X3.75-IN)  
28. 5P-8245 [12] WASHER-HARD (13.5X25.5X3-MM THK)  
29. 9P-1922 B [1] SHIM PACK (INCLUDES 14-SHIMS)  
30. 9W-2992 [1] CAGE-BEARING  
31. 7B-3235 [12] BOLT (1/2-13X1.375-IN)  
32. 3T-6742 [1] RETAINER  
33. 0S-1569 [1] BOLT (5/8-11X4-IN)  
34. 7T-3953 [1] GEAR-TRANSFER (43-TEETH)  
35. 8C-3075 [1] SEAL-LIP TYPE  
36. 6I-8507 C [1] PLATE-RETAINER  
37. 7D-1649 [2] WASHER-HARD (13.5X32X5-MM THK)  
38. 0S-1591 C [4] BOLT (3/8-16X1.5-IN)  
39. 5M-2894 C [4] WASHER-HARD (10.2X18.5X2.5-MM THK)  
40. 9P-1921 B [1] SHIM PACK (INCLUDES 14-SHIMS)  
41. 7H-7628 [1] BEARING  
42. 8D-1817 [2] CUP-BEARING  
  8D-1819 [2] CONE-BEARING  
43. 7T-1474 [1] BRACKET-ROLLER (RH)  
  7T-1475 [1] BRACKET-ROLLER (LH)  
44. 1D-4601 [4] BOLT (5/8-11X8.5-IN)  
45. 6T-3853 [2] SLEEVE  
46. 6T-3852 [2] ROLLER  
47. 1A-5822 [2] BOLT (1/2-13X2.75-IN)  
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP18870246
 

455-9484: KIT-FINAL DRIVE BEARING

455-9484 KIT-FINAL DRIVE BEARING
S/N 8HB1-UP
KIT DOES NOT INCLUDE 7X-4777 LIP SEAL, PLEASE ORDER SEPARATELY.. CONTAINS ANTI-FRICTION BEARINGS, SLEEVE BEARINGS/BUSHINGS, THRUST WASHERS/THRUST DISCS. ROLL PINS/SPRING PINS, BEARING LOCATOR DOWELS & DOWEL HOLE CAPS. SOME APPLICATIONS. MAY HAVE THRUST BUTTONS & SCREWS TO ATTACH THRUST
FIELD REPLACEMENT FOR 137-4782 KIT-BEARING
FOR USE WITH @@@@@ 9P-8018@@@@@
FIELD INSTALLATION
i05721749 SEBP1887
  For full view, you need register

Parts for your 578 PIPELAYER:

Pos. Part No Qty Parts name Comments
  6V-0661 [6] CONE-BEARING  
  6V-0663 [1] CONE-BEARING  
  6V-0664 P [1] CONE-BEARING  
  2P-1370 [6] CUP-BEARING  
  5F-2465 J [1] CUP-BEARING  
  6V-0662 L [1] CUP-BEARING  
  5H-3193 [3] PIN-SPRING  
  4B-3693 [6] RACE & ROLLER AS-INNER  
  7T-2530 [2] RING-THRUST  
  6Y-0859 [1] SEAL GP-DUO-CONE  
  419-4175 [1] SEAL-LIP TYPE  
  2R-0098 [1] SEAL-O-RING  
  2S-4078 [1] SEAL-O-RING  
  3K-0360 [1] SEAL-O-RING  
  5F-7054 [1] SEAL-O-RING  
  8J-1665 [1] SEAL-O-RING  
  9H-0846 [1] SEAL-O-RING  
  090-3093 [3] SEAL-QUAD RING  
   
    AVAILABLE REPLACEMENT PART(S):
  447-8060 J CUP-BEARING  
  420-6539 L CUP-BEARING  
  423-6990 P CONE-BEARING  
  J   CLASSIC OPTIONAL SERVICE REPLACEMENT PART FOR PART MARKED J
  L   CLASSIC OPTIONAL SERVICE REPLACEMENT PART FOR PART MARKED L
  P   CLASSIC OPTIONAL SERVICE REPLACEMENT PART FOR PART MARKED P
 

#SEBP18870247
 

313-2167: KIT-TORQUE CONVERTER BEARING

313-2167 KIT-TORQUE CONVERTER BEARING
S/N 8HB1-UP
FIELD INSTALLATION
i04905862 SEBP1887
  For full view, you need register

Parts for your 578 PIPELAYER:

Pos. Part No Qty Parts name Comments
  2D-5658 [1] BALL BEARING  
  6V-3323 [1] BALL BEARING  
  304-9651 [1] BALL BEARING  
  9H-8712 [1] BEARING-RACE & ROLLER  
  5P-3930 [3] BEARING AS-ROLLER  
  1T-0902 [2] BUSHING  
  8E-8300 [6] DISC-THRUST  
  4S-8537 [1] DOWEL  
  5B-0582 [1] DOWEL  
  1T-0796 [1] LOCK PIN  
  2K-5986 [2] PIN-SPRING  
  3S-2708 [3] PIN-SPRING  
  4H-1440 [6] PIN-SPRING  
  5P-7679 [1] RACE-SPECIAL ROLLER BEARING  
  1T-0069 [1] RING-METAL SEAL  
  1T-0097 [1] RING-METAL SEAL  
  9M-2008 [1] RING-METAL SEAL  
  142-8540 [1] RING-SEAL  
 

#SEBP18870248
 

9X-6545: KIT-TORQUE CONVERTER BEARING

9X-6545 KIT-TORQUE CONVERTER BEARING
S/N 8HB1-UP
TORQUE CONVERTER/DIVIDER
FIELD INSTALLATION
i00435611 SEBP1887
  For full view, you need register

Parts for your 578 PIPELAYER:

Pos. Part No Qty Parts name Comments
  2D-5658 [1] BALL BEARING  
  6V-3323 [1] BALL BEARING  
  1T-0425 [1] BALL BEARING  
  9H-8712 [1] BEARING-RACE & ROLLER  
  5P-3930 [3] BEARING AS-ROLLER  
  1T-0902 [2] BUSHING  
  7T-3138 [6] DISC-THRUST  
  5P-7679 [1] RACE-SPECIAL ROLLER BEARING  
 

#SEBP18870249
 

147-1006: KIT-TORQUE CONVERTER GASKET

147-1006 KIT-TORQUE CONVERTER GASKET
S/N 8HB1-UP
FIELD INSTALLATION
i04905816 SEBP1887
  For full view, you need register

Parts for your 578 PIPELAYER:

Pos. Part No Qty Parts name Comments
  8H-9818 [1] GASKET  
  1T-1783 [1] RING-SEAL  
  9X-7720 [1] SEAL-LIP TYPE  
  1S-9799 [1] SEAL-O-RING  
  4J-0522 [1] SEAL-O-RING  
  6F-4718 [1] SEAL-O-RING  
  8M-4433 [2] SEAL-O-RING  
  8M-4986 [1] SEAL-O-RING  
  8M-8157 [1] SEAL-O-RING  
  9H-0846 [1] SEAL-O-RING  
  061-9455 [1] SEAL-O-RING  
 

Information:

Caterpillar Parts SIS Catalog 578 :

CASE GP-TRANSMISSION
190-2278 CASE GP-TRANSMISSION
CASE & PARTS GP-PLANETARY
7T-6644 CASE & PARTS GP-PLANETARY
AXLE GP
6T-5979 AXLE GP
AXLE GP
6T-5979 AXLE GP
SWITCH GP-TOGGLE
7N-8001 SWITCH GP-TOGGLE
SWITCH GP-START
9G-7641 SWITCH GP-START
SWITCH GP-FLOW
9X-7088 SWITCH GP-FLOW
SWITCH GP-FLOW
8N-5627 SWITCH GP-FLOW
COUPLING GP-PUMP
6T-9915 COUPLING GP-PUMP
DRIVE GP-FINAL
9P-8018 DRIVE GP-FINAL
FILTER GP-OIL
9P-0856 FILTER GP-OIL
GEAR GP-BEVEL & TRANSFER
8P-8974 GEAR GP-BEVEL & TRANSFER
GEAR GP-BEVEL & TRANSFER
8P-8974 GEAR GP-BEVEL & TRANSFER
455-9484 KIT-FINAL DRIVE BEARING
313-2167 KIT-TORQUE CONVERTER BEARING
9X-6545 KIT-TORQUE CONVERTER BEARING

Truck sale:

1994 CAT 578
USD $150,000 
1994 CAT 578

Whelen Heavy Equipment Ltd.
Hefei, ANHUI, China