468-5677 CYLINDER AR-BOOM S/N F5L1-UP; LRT1-UP PART OF 419-1716, 419-1782, 441-7309, 441-7312 BOOM AR, 469-8119 LINKAGE AR-FELLING HEAD 558





HYDRAULIC SYSTEM

CYLINDER GP
 

#M00727000370
 

468-5677: CYLINDER AR-BOOM

468-5677 CYLINDER AR-BOOM
S/N F5L1-UP; LRT1-UP
PART OF 419-1716, 419-1782, 441-7309, 441-7312 BOOM AR, 469-8119 LINKAGE AR-FELLING HEAD
i06723648 M0072700
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Parts for your 558 EXCAVATOR:

Pos. Part No Qty Parts name Comments
  177-7557 Y [1] CYLINDER & LINES GP-BOOM (RH)  
  177-7558 Y [1] CYLINDER & LINES GP-BOOM (LH)  
  8T-4648 M [16] BOLT (M12X1.75X70-MM)  
  1P-3703 [4] SEAL-RECTANGULAR  
  8T-4223 [16] WASHER-HARD (13.5X25.5X3-MM THK)  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00727000371
 

440-6765: CYLINDER GP-BOOM

440-6765 CYLINDER GP-BOOM
S/N F5L1-UP; LRT1-UP
150-MM (5.9-IN) BORE X 1400-MM (55.1-IN) STROKE
PART OF 445-6093 CYLINDER & SEAL GP-BOOM
i05654409 M0072700
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Parts for your 558 EXCAVATOR:

Pos. Part No Qty Parts name Comments
1. 440-6763 [1] CYLINDER AS  
1A. 228-5617 [1] BUSHING  
2. 7Y-4695 M [1] LOCKNUT (M80X2-THD)  
3. 116-3589 J [1] RING  
4. 9X-3601 J [1] SEAL AS  
5. 096-1581 J [1] RING  
6. 7I-7180 [1] PISTON  
7. 5I-8516 J [1] RING-SEAL  
8. 359-7191 [1] STOP  
9. 095-1633 J [1] SEAL-O-RING  
10. 198-2643 J [1] RING-BACKUP  
11. 7Y-4672 [1] RING-RETAINING  
12. 175-6864 [1] ROD AS  
12A. 462-2006 [1] BUSHING  
13. 7Y-5215 M [8] BOLT-SOCKET HEAD (M24X3X90-MM)  
14. 114-0760 J [1] BUSHING  
15. 128-9265 J [1] SEAL-BUFFER  
16. 170-9864 J [1] SEAL-U-CUP  
17. 7Y-4669 J [1] RING-BACKUP  
18. 165-9290 J [1] SEAL-LIP TYPE  
19. 440-6764 [1] HEAD  
   
    AVAILABLE REPAIR KIT(S):
  526-6321 J [1] KIT-HYD CYLINDER SEAL (BOOM)  
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
 

#M00727000372
 

143-3198: CYLINDER GP-BUCKET

143-3198 CYLINDER GP-BUCKET
S/N LRT1-UP
160-MM (6.3-IN) BORE X 1467-MM (57.8-IN) STROKE
PART OF 142-9927 CYLINDER & SEAL GP-BUCKET
i01521991 M0072700
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Parts for your 558 EXCAVATOR:

Pos. Part No Qty Parts name Comments
1. 4I-1727 [1] CYLINDER AS  
2. 128-9266 [1] SEAL-BUFFER  
3. 165-9291 [1] SEAL-LIP TYPE  
4. 358-8528 [1] HEAD  
5. 096-3201 [1] RING  
6. 123-2111 [1] PISTON  
7. 095-1635 [1] SEAL-O-RING  
8. 087-5550 [1] RING-BACKUP  
9. 118-3944 [1] RING  
10. 114-0762 [1] BUSHING  
11. 123-2112 M [1] LOCKNUT-SPECIAL (M90X2-THD)  
12. 7Y-4942 [1] SEAL-U-CUP  
13. 7Y-5239 M [8] BOLT-SOCKET HEAD (M24X3X100-MM)  
14. 7Y-4944 [1] RING-RETAINING  
15. 7Y-4941 [1] RING-BACKUP  
16. 8T-8378 [1] SEAL-HEAD  
17. 369-0583 [1] ROD AS  
17A. 087-5548 [1] BUSHING  
18. 9X-3604 [1] SEAL AS  
  M   METRIC PART
  R   REMANUFACTURED PART MAY BE AVAILABLE
 

#M00727000373
 

143-3199: CYLINDER GP-BUCKET

143-3199 CYLINDER GP-BUCKET
S/N F5L1-UP; LRT1-UP
150-MM (5.91-IN) BORE X 1156-MM (45.51-IN) STROKE
PART OF 142-9926 CYLINDER & SEAL GP-BUCKET
FIELD REPLACEMENT ORDER @@@@@524-1564@@@@@
i06936518 M0072700
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Parts for your 558 EXCAVATOR:

Pos. Part No Qty Parts name Comments
1. 358-8524 [1] HEAD  
2. 114-0760 [1] BUSHING  
3. 515-9977 C [1] CYLINDER AS  
3A. 7Y-4666 [1] BUSHING  
4. 247-8856 [1] ROD AS  
4A. 7Y-5102 [1] BUSHING  
5. 095-1633 J [1] SEAL-O-RING  
6. 096-1581 J [1] RING  
7. 116-3589 J [1] RING  
8. 128-9265 J [1] SEAL-BUFFER  
9. 165-9290 J [1] SEAL-LIP TYPE  
10. 198-2643 J [1] RING-BACKUP  
11. 264-5302 J [1] SEAL-HEAD  
12. 7I-7180 [1] PISTON  
13. 7Y-4669 J [1] RING-BACKUP  
14. 170-9864 [1] SEAL-U-CUP  
15. 7Y-4672 [1] RING-RETAINING  
16. 7Y-4695 M [1] LOCKNUT (M80X2-THD)  
17. 7Y-5215 M [8] BOLT-SOCKET HEAD (M24X3X90-MM)  
18. 9X-3601 J [1] SEAL AS  
   
    AVAILABLE REPAIR KIT(S):
  308-7824 [1] KIT-SEAL (BUCKET CYLINDER)  
  C   CHANGE FROM PREVIOUS TYPE
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
  R   REMANUFACTURED PART MAY BE AVAILABLE
 

#M00727000374
 

263-2914: CYLINDER GP-CAB TILT

263-2914 CYLINDER GP-CAB TILT
S/N F5L1-UP; LRT1-UP
127-MM (5.0-IN) X 876.3-MM (34.5-IN)
PART OF 344-6065, 510-7774 CONTROL GP-CAB TILT
i02308283 M0072700
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Parts for your 558 EXCAVATOR:

Pos. Part No Qty Parts name Comments
1. 123-4396 [1] ROD AS  
2. 123-4397 [1] CYLINDER AS  
3. 113-0625 [1] PISTON  
4. 113-0626 [1] HEAD  
5. 108-6054 [1] LOCKNUT  
6. 113-0628 [1] SETSCREW  
7. 108-3344 [2] PLUG  
8. 105-8117 Y [2] VALVE GP-COUNTERBALANCE (CAB TILT CYLINDER)  
9. 113-0631 [1] CLEVIS  
12. 8T-4958 J [1] RING-WEAR  
13. 5F-3144 J [1] SEAL-O-RING  
14. 2K-4096 J [1] RING-BACKUP  
15. 5J-5020 [1] SEAL AS  
  5J-4973 [1] RING-EXPANDER  
  5J-4974 [1] SEAL  
16. 167-2307 J [1] SEAL-U-CUP  
17. 4J-4630 J [1] RING-WEAR  
18. 167-2200 J [1] SEAL AS  
19. 231-3538 J [1] SEAL-WIPER  
20. 114-3616 [2] KIT-SEAL (CAB TILT CYLINDER)  
    (INCLUDES SEALS & RINGS)
   
    AVAILABLE REPAIR KIT(S):
  241-7578 J [1] KIT-SEAL  
    (ALSO INCLUDES O-RING SEALS & SEAL AS)
  J   KIT MARKED J SERVICES PART(S) MARKED
  Y   SEPARATE ILLUSTRATION
 

#M00727000375
 

488-8118: CYLINDER GP-GRAPPLE

488-8118 CYLINDER GP-GRAPPLE
S/N LRT1-UP
PART OF 270-9016 CYLINDER & LINES GP-GRAPPLE
i06581997 M0072700
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Parts for your 558 EXCAVATOR:

Pos. Part No Qty Parts name Comments
1. 489-7328 [1] TUBE AS  
2. 386-2523 [1] ROD AS  
3. 248-0377 [1] HEAD  
4. 386-2524 [1] PISTON  
5. 7K-0078 [2] BUSHING  
6. 7K-9205 [4] SEAL-LIP TYPE  
7. 5B-0935 [2] FITTING-GREASE  
8. 8T-0274 M [12] BOLT-SOCKET HEAD (M14X1.5X35-MM)  
9. 8T-4223 [12] WASHER-HARD (13.5X25.5X3-MM THK)  
10. 496-3429 J [1] VALVE GP-COUNTERBALANCE  
11. 386-2526 [1] VALVE (PURGE)  
12. 386-2527 [1] PLUG  
13. 216-7858 Y [1] KIT-SEAL (CYLINDER)  
14. 2F-5325 [1] SETSCREW (3/8-16-THD)  
   
    AVAILABLE REPAIR KIT(S):
  497-8515 J [1] KIT-SEAL (GRAPPLE)  
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00727000376
 

516-9248: CYLINDER GP-HYDRAULIC

516-9248 CYLINDER GP-HYDRAULIC -HEEL
S/N F5L1-UP
PART OF 516-9247 CYLINDER & LINES GP-HEEL
i07124623 M0072700
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Parts for your 558 EXCAVATOR:

Pos. Part No Qty Parts name Comments
1. 3B-8489 [2] FITTING-GREASE (1/8-27 PTF)  
2. 4B-9880 [1] BALL  
3. 9X-2404 M [12] BOLT-SOCKET HEAD (M20X2.5X90-MM)  
4. [1] CYLINDER AS  
4A. [1] BUSHING  
5. [1] ROD AS  
5A. [1] BUSHING  
6. 522-5582 [1] HEAD  
7. 523-9717 J [2] RING-BACKUP  
8. 523-9718 J [2] RING-BACKUP  
9. 523-9719 J [2] RING-BACKUP  
10. 523-9720 J [1] SEAL AS  
11. 523-9722 J [1] SEAL-O-RING  
12. 523-9723 J [1] RING-BACKUP  
13. 525-5497 [1] PISTON  
14. 525-5498 [1] LOCKNUT-SPECIAL  
15. 525-5499 [1] RING-RETAINING  
16. 525-5500 [1] BUSHING  
17. 525-5501 J [1] SEAL-BUFFER  
18. 525-5502 J [1] SEAL-U-CUP  
19. 525-5503 J [1] RING-BACKUP  
20. 525-5504 J [1] SEAL-LIP TYPE  
21. 525-5505 [2] SEAL-LIP TYPE  
22. 525-5506 [2] SEAL-LIP TYPE  
23. 096-6210 M [1] SETSCREW-SOCKET (M14X2X14-MM)  
   
    AVAILABLE REPAIR KIT(S):
  J [1] KIT-SEAL (HYDRAULIC CYLINDER)  
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
 

#M00727000377
 

189-1106: DRIVE GP-AUXILIARY PUMP

189-1106 DRIVE GP-AUXILIARY PUMP
S/N F5L1-UP; LRT1-UP
PART OF 394-7183 CONTROL AR-HYDRAULIC
i06611613 M0072700
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Parts for your 558 EXCAVATOR:

Pos. Part No Qty Parts name Comments
1. 101-7402 M [8] BOLT-SOCKET HEAD (M12X1.75X30-MM)  
2. 8T-4189 M [2] BOLT (M8X1.25X20-MM)  
3. 8T-4192 M [2] BOLT (M12X1.75X25-MM)  
4. 191-5601 [2] BEARING  
5. 096-0121 [1] SEAL-O-RING  
6. 191-5541 [1] COVER  
7. 8T-5049 [1] SEAL-O-RING  
8. 177-2585 [1] COVER  
9. 173-3436 [1] COVER  
10. 095-1680 [1] SEAL-O-RING  
11. 9S-4191 [1] PLUG (9/16-18-THD)  
12. 3J-1907 [1] SEAL-O-RING  
13. [1] BODY  
14. 099-2096 [2] BALL BEARING  
15. 173-3406 [1] SHAFT  
16. 191-5540 [1] GEAR (39-TEETH)  
17. 191-5539 [1] SHAFT  
18. 129-7857 [1] GASKET  
19. 094-1875 [2] DOWEL  
  M   METRIC PART
 

#M00727000378
 

345-7916: DRIVE GP-SWING

345-7916 DRIVE GP-SWING
S/N F5L1-UP; LRT1-UP
PART OF 394-7175 POWER TRAIN AR
i06038858 M0072700
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Parts for your 558 EXCAVATOR:

Pos. Part No Qty Parts name Comments
1. 2B-7561 [2] CORK  
2. 096-4755 [1] PIN  
3. 457-9542 CY [1] DRIVE GP-SWING (WITH MOTOR)  
4. 5D-1026 [1] CLAMP-BAND  
5. 201-7949 M [23] BOLT (M24X3X70-MM)  
6. 6V-8237 [23] WASHER (26X44X4-MM THK)  
7. 5P-0767 E HOSE (90-CM)  
   
  1U-8846 BF SEALANT-GASKET  
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
  E   ORDER BY THE CENTIMETER
  F   NOT SHOWN
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00727000379
 

378-9558: DRIVE GP-SWING

378-9558 DRIVE GP-SWING -WITHOUT MOTOR
S/N F5L1-UP; LRT1-UP
PART OF 457-9542 DRIVE GP-SWING
i06719036 M0072700
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Parts for your 558 EXCAVATOR:

Pos. Part No Qty Parts name Comments
1. 4H-6112 [1] BREATHER (SWING DRIVE)  
2. 6V-7238 [1] VALVE-SHUTOFF  
3. 7I-7611 [1] CAGE  
4. 7I-7619 [1] BEARING-ROLLER  
5. 9U-8693 [1] BEARING-ROLLER  
6. 094-1528 [6] WASHER (53X84X1-MM THK)  
7. 110-7149 [1] RING-RETAINING  
8. 114-1322 [1] RING-RETAINING  
9. 114-1398 [1] GAUGE-OIL LEVEL (SWING DRIVE)  
10. 114-1399 [1] PIPE-GAUGE  
11. 127-3872 I [1] HOSE AS  
12. 148-4605 [1] SHAFT-PINION  
13. 171-9413 [1] SPACER (140.5X160X103.2-MM THK)  
14. 227-6215 [1] BOSS (1/4-18-THD)  
15. 296-6269 [3] BEARING-ROLLER  
16. 453-1671 [1] CARRIER-PLANETARY  
17. 378-9524 [4] SHAFT  
18. 378-9525 [8] WASHER (62.3X104X1-MM THK)  
19. 378-9526 [1] GEAR-RING (67-TEETH)  
20. 378-9527 [4] GEAR-PLANETARY (24-TEETH)  
21. 378-9528 [3] GEAR-PLANETARY (24-TEETH)  
22. 378-9529 [1] GEAR-SUN (13-TEETH)  
23. 378-9530 [1] GEAR-SUN (17-TEETH)  
24. 378-9531 [1] CARRIER AS  
25. 378-9535 [1] HOUSING  
26. 378-9560 [1] COVER-HOUSING  
27. 378-9593 [8] BEARING AS  
28. 093-1730 [1] RING-RETAINING  
29. 095-0927 [3] RING-RETAINING  
30. 096-1441 [1] RING-RETAINING  
31. 510-1989 [4] PIN-SPRING  
32. 128-9170 [2] SEAL-LIP TYPE  
33. 136-2803 [2] CLIP  
34. 3K-0360 [1] SEAL-O-RING  
35. 5M-4454 [1] SEAL-O-RING  
36. 7D-5363 [2] CONNECTOR (9/16-18-THD)  
37. 7I-7684 M [2] SPACER (50X79.6X6-MM THK)  
38. 8T-0348 M [24] BOLT-SOCKET HEAD (M16X2X50-MM)  
39. 453-3447 M [22] BOLT (M12X1.75X40-MM)  
40. 451-2182 [24] WASHER-HARD (13.5X25.5X3-MM THK)  
41. 8T-4244 M [1] NUT (M12X1.75-THD)  
42. 453-3446 M [1] BOLT (M12X1.75X35-MM)  
43. 451-2175 [24] WASHER-HARD (17.5X30X3.5-MM THK)  
   
  1U-8846 BF SEALANT-GASKET  
  B   USE AS REQUIRED
  F   NOT SHOWN
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  M   METRIC PART
 

Information:

Caterpillar Parts SIS Catalog 558 :