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LIFT CYLINDER LINES--PART 2 OF 2 AS VIEWED FROM FRONT LEFT HAND SIDE OF MACHINE 988 WHEEL LOADER


HYDRAULIC SYSTEM
LINES GP-CYLINDER
SWIVEL JOINT GP
CYLINDER GP

WHEEL LOADER 988 WHEEL LOADER 87A
 988 TRAXCAVATOR 87A00001-00530 (MACHINE) UE035422 988 87A   (1965)

HYDRAULIC SYSTEM

LINES GP-CYLINDER
LIFT CYLINDER LINES
LIFT CYLINDER LINES
LIFT CYLINDER LINES
TILT CYLINDER LINES
TILT CYLINDER LINES
TILT CYLINDER LINES
 

#UE0354220300
 

LIFT CYLINDER LINES

LIFT CYLINDER LINES--PART 2 OF 2
AS VIEWED FROM FRONT LEFT HAND SIDE OF MACHINE
c95091 UE035422
None LIFT CYLINDER LINES Parts scheme
  For full view, you need register

Parts for your 988 WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  1D-4707 [4] BOLT  
  1D-4718 [4] NUT  
  3B-4507 [4] LOCKWASHER  
  3H-3667 [4] FLANGE  
  4J-0522 [2] SEAL  
  0S-1585 [2] BOLT  
  1D-4719 [2] NUT  
  3B-4508 [2] LOCKWASHER  
  8M-4791 [2] WASHER  
  4K-2145 [1] SPACER  
  4K-0950 [1] TUBE ASSEM.  
    (63.30" Long Overall-4K1717 Hose Assem. to Lift Cylinder)
  1D-4707 [4] BOLT  
  1D-4718 [4] NUT  
  3B-4507 [4] LOCKWASHER  
  4K-2145 [1] SPACER  
  7B-3235 [1] BOLT  
  1D-4719 [1] NUT  
  3B-4508 [1] LOCKWASHER  
  8M-4791 [1] WASHER  
  3H-3667 [4] FLANGE  
  4J-0522 [2] SEAL  
  4K-1950 [1] TUBE ASSEM.  
    (43.90" Long Overall)
  4K-1953 [1] TUBE ASSEM.  
    (61.42" Long Overall)
    (4K1717 Hose Assem. to Swivel Joint)
  4K-1951 [1] TUBE ASSEM.  
    (42.51" Long Overall-Swivel Joint to Lift Cylinder)
  3H-5368 [8] BOLT  
  3B-4507 [8] LOCKWASHER  
  3H-3667 [4] FLANGE  
  4J-0522 [4] SEAL  
  3H-5368 [8] BOLT  
  3B-4507 [8] LOCKWASHER  
  4K-1952 [1] TUBE ASSEM.  
    (59.44" Long Overall-5K6399 Hose Assem. to Swivel Joint)
  7B-3235 [1] BOLT  
  1D-4719 [1] NUT  
  3B-4508 [1] LOCKWASHER  
  8M-4791 [1] WASHER  
  3K-7751 [2] BAR ASSEM.  
  3H-3667 [4] FLANGE  
  4J-0522 [2] SEAL  
  4K-2145 [1] SPACER  
  1D-4707 [4] BOLT  
  1D-4718 [4] NUT  
  3B-4507 [4] LOCKWASHER  
  7B-3235 [2] BOLT  
  8M-4791 [2] WASHER  
  3B-4508 [2] LOCKWASHER  
  4K-0950 [1] TUBE ASSEM.  
  1D-4707 [4] BOLT  
  1D-4718 [4] NUT  
  3B-4507 [4] LOCKWASHER  
  3H-3667 [4] FLANGE  
  4J-0522 [2] SEAL  
  1D-4707 [4] BOLT  
  1D-4718 [4] NUT  
  3B-4507 [4] LOCKWASHER  
  3H-3667 [4] FLANGE  
  4J-0522 [2] SEAL  
  0S-1585 [2] BOLT  
  1D-4719 [2] NUT  
  3B-4508 [2] LOCKWASHER  
  8M-4791 [2] WASHER  
  3H-3667 [4] FLANGE  
  4J-0522 [2] SEAL  
  1D-4707 [4] BOLT  
  1D-4718 [4] NUT  
  3B-4507 [4] LOCKWASHER  
  4K-2145 [1] SPACER  
  4K-2145 [1] SPACER  
  0S-1585 [4] BOLT  
  3B-4508 [4] LOCKWASHER  
  4J-5573 [2] SEAL  
  4K-2145 [1] SPACER  
 

#UE0354220301
 

TILT CYLINDER LINES

TILT CYLINDER LINES--As Viewed from Front Left Hand Side of Machine--Part 1 of 2
4K6614 and 4K6615 Swivel Joint Group parts are shown on Page 168
c93154 UE035422
None TILT CYLINDER LINES Parts scheme
  For full view, you need register

Parts for your 988 WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  5M-7908 [1] PLUG  
  1D-4717 [4] NUT  
  3B-4506 [4] LOCKWASHER  
  1D-4717 [4] NUT  
  3B-4506 [4] LOCKWASHER  
  1H-3305 [4] FLANGE  
  4J-0520 [2] SEAL  
  4K-6338 [1] TUBE ASSEM.  
  4K-2814 [1] TUBE ASSEM.  
  4J-5573 [1] SEAL  
  2K-5644 [1] PLATE (Undersize)  
  0S-1571 [4] BOLT (1.75" Long)  
    -or-
  4K-6543 [1] PLATE (Nominal)  
  0S-1590 [4] BOLT (2" Long)  
    -or-
  4K-6544 [1] PLATE (Oversize)  
  0L-2070 [4] BOLT (2.25" Long)  
  0T-0319 [16] BOLT  
  1D-4718 [16] NUT  
  3B-4507 [16] LOCKWASHER  
  3H-3667 [4] FLANGE  
  4J-0522 [2] SEAL  
  4K-2145 [2] SPACER  
  4K-6336 [1] TUBE ASSEM.  
  4J-5573 [1] SEAL  
  4K-2532 [1] HOSE ASSEM. (52" Long)  
  4K-2813 [2] HOSE ASSEM. (33.77" Long)  
  4K-6614 Y [2] SWIVEL JOINT GROUP  
    (See Separate Illustration)
  1A-1460 [2] BOLT  
  3B-4508 [2] LOCKWASHER  
  1D-4566 [2] BOLT  
  3B-4508 [2] LOCKWASHER  
  4K-2135 [2] SPACER  
  4K-2816 [1] PLATE (Undersize)  
  0L-1143 [4] BOLT (2.50" Long)  
    -or-
  4K-6545 [1] PLATE (Nominal)  
  0T-0573 [4] BOLT (2.75" Long)  
    -or-
  4K-6546 [1] PLATE (Oversize)  
  0S-1619 [4] BOLT (3" Long)  
  4K-6615 Y [2] SWIVEL JOINT GROUP  
    (See Separate Illustration)
  0T-0772 [4] BOLT (1.50" Long)  
  3B-4507 [4] LOCKWASHER  
  1D-4707 [4] BOLT (2.25" Long)  
  3B-4507 [4] LOCKWASHER  
  1H-3305 [4] FLANGE  
  4J-0520 [2] SEAL  
  4K-2815 [1] TUBE ASSEM.  
  4K-6337 [1] TUBE ASSEM.  
  4K-6339 [1] TUBE ASSEM.  
  1B-6182 [8] SPACER  
  3H-3667 [24] FLANGE  
  3H-5521 [2] PLATE  
  4J-0522 [12] SEAL  
  0T-0768 [16] BOLT  
  1D-4718 [8] NUT  
  3B-4507 [16] LOCKWASHER  
  5H-4020 [2] COVER  
  4J-0522 [2] SEAL  
  3H-3667 [4] FLANGE  
  4J-0522 [2] SEAL  
  4K-2145 [2] SPACER  
  4K-2541 [4] CLIP  
  3B-1915 [4] BOLT  
  1D-4717 [4] NUT  
  3B-4506 [4] LOCKWASHER  
  4B-4278 [12] WASHER  
  1A-2029 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  5K-5495 [1] HOSE ASSEM. (52" Long)  
  Y   SEPARATE ILLUSTRATION
 

#UE0354220302
 

TILT CYLINDER LINES

TILT CYLINDER LINES--As Viewed from Front Left Hand Side of Machine--Part 2 of 2
c122548 UE035422
None TILT CYLINDER LINES Parts scheme
  For full view, you need register

Parts for your 988 WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  0S-1587 [2] BOLT  
  3B-4508 [2] LOCKWASHER  
  4K-2433 [1] TUBE ASSEM.  
  4J-5573 [1] SEAL  
  0T-0319 [4] BOLT  
  1D-4718 [4] NUT  
  3B-4507 [4] LOCKWASHER  
  0T-0319 [4] BOLT  
  1D-4718 [4] NUT  
  3B-4507 [4] LOCKWASHER  
  3H-3667 [2] FLANGE  
  4J-0522 [1] SEAL  
  7B-3235 [1] BOLT  
  1D-4719 [1] NUT  
  3B-4508 [1] LOCKWASHER  
  4K-2145 [1] SPACER  
  3H-3667 [2] FLANGE  
  4J-0522 [1] SEAL  
  7B-3235 [1] BOLT  
  1D-4719 [1] NUT  
  3B-4508 [1] LOCKWASHER  
  4K-2145 [2] SPACER  
  4K-6464 [8] CAM ASSEM.  
  0L-1351 [8] BOLT  
  3B-4506 [8] LOCKWASHER  
  4K-6597 [1] TUBE ASSEM.  
  4J-5573 [1] SEAL  
  5K-5494 [1] HOSE ASSEM. (52" Long)  
  0T-0319 [4] BOLT  
  1D-4718 [4] NUT  
  3B-4507 [4] LOCKWASHER  
  3H-3667 [2] FLANGE  
  4J-0522 [1] SEAL  
  7B-3235 [1] BOLT  
  1D-4719 [1] NUT  
  3B-4508 [1] LOCKWASHER  
  4K-6598 [1] TUBE ASSEM.  
  4J-5573 [1] SEAL  
  0S-1587 [4] BOLT  
  3B-4508 [4] LOCKWASHER  
  [4] BOLT  
  3B-4508 [4] LOCKWASHER  
  4B-4280 [2] WASHER  
  4K-6657 [1] TUBE ASSEM.  
  4J-5573 [1] SEAL  
  4K-6661 [1] TUBE ASSEM.  
  4J-5573 [1] SEAL  
  4K-2533 [2] BRACKET  
  3H-3667 [8] FLANGE  
  4J-0522 [4] SEAL  
  3H-5368 [16] BOLT  
  3B-4507 [16] LOCKWASHER  
  0S-1588 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  4B-5271 [4] WASHER  
  3H-3667 [8] FLANGE  
  4J-0522 [4] SEAL  
  3H-5368 [16] BOLT  
  3B-4507 [16] LOCKWASHER  
  4K-1653 [2] HOSE ASSEM.  
  0S-1587 [2] BOLT  
  3B-4508 [2] LOCKWASHER  
  4K-2433 [1] TUBE ASSEM.  
  4J-5573 [1] SEAL  
  0T-0319 [4] BOLT  
  1D-4718 [4] NUT  
  3B-4507 [4] LOCKWASHER  
  3H-3667 [2] FLANGE  
  4J-0522 [1] SEAL  
  4K-2145 [1] SPACER  
  7B-3235 [1] BOLT  
  1D-4719 [1] NUT  
  3B-4508 [1] LOCKWASHER  
  4K-2532 [1] HOSE ASSEM. (52" Long)  
 

#UE0354220303
 

4K-6614: SWIVEL JOINT GROUP

4K6614 SWIVEL JOINT GROUP
Serial No. 87A1 to 87A158 inclusive
Part of Lift Cylinder Lines and Tilt Cylinder Lines shown on Pages 164B and 166
c72932 UE035422
4K6614 SWIVEL JOINT GROUP Parts scheme
  For full view, you need register

Parts for your 988 WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4K-1984 [1] BOLT  
  4K-1985 [1] RETAINER  
  4K-6608 [2] RING  
  4J-0527 [2] SEAL  
  4K-1516 [1] HOUSING  
  4K-6613 [2] RING  
  7F-2122 [2] SEAL  
  4K-0017 [1] SWIVEL  
 

#UE0354220304
 

4K-6615: SWIVEL JOINT GROUP

4K6615 SWIVEL JOINT GROUP
Serial No. 87A1 to 87A161 inclusive
Part of Tilt Cylinder Lines shown on Page 166
c72935 UE035422
4K6615 SWIVEL JOINT GROUP Parts scheme
  For full view, you need register

Parts for your 988 WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4K-1984 [1] BOLT  
  4K-1985 [1] RETAINER  
  7F-2122 [2] SEAL  
  4K-6608 [2] RING  
  4J-0527 [2] SEAL  
  1K-7812 [1] HOUSING  
  4K-6613 [2] RING  
  4K-0017 [1] SWIVEL  
 

#UE0354220305
 

4K-6614: SWIVEL JOINT GROUP

4K6614 SWIVEL JOINT GROUP
SERIAL NO. 87A159 TO 87A421 AND 87A423 TO 87A428 INCLUSIVE
PART OF LIFT CYLINDER LINES AND TILT CYLINDER LINES
SHOWN ON PAGES 164B AND 166
c89531 UE035422
4K6614 SWIVEL JOINT GROUP Parts scheme
  For full view, you need register

Parts for your 988 WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4K-1984 [1] BOLT  
  4K-1985 [1] RETAINER  
  5J-1808 [2] SEAL  
  5J-1804 [2] SEAL  
  5J-1812 [1] HOUSING  
  7F-2122 [2] SEAL  
  4K-0017 [1] SWIVEL  
 

#UE0354220306
 

4K-6615: SWIVEL JOINT GROUP

4K6615 SWIVEL JOINT GROUP
SERIAL NO. 87A162 TO 87A426 INCLUSIVE
PART OF TILT CYLINDER LINES SHOWN ON PAGE 166
c89532 UE035422
4K6615 SWIVEL JOINT GROUP Parts scheme
  For full view, you need register

Parts for your 988 WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4K-1984 [1] BOLT  
  4K-1985 [1] RETAINER  
  7F-2122 [2] SEAL  
  5J-1808 [2] SEAL  
  5J-1804 [2] SEAL  
  5J-1803 [1] HOUSING  
  4K-0017 [1] SWIVEL  
 

#UE0354220307
 

4K-6614: SWIVEL JOINT GROUP

4K6614 SWIVEL JOINT GROUP
Serial No. 87A422 and 87A429-Up. Part of Lift Cylinder Lines
and Tilt Cylinder Lines shown on Pages 164B and 166
c79400 UE035422
4K6614 SWIVEL JOINT GROUP Parts scheme
  For full view, you need register

Parts for your 988 WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  5J-3611 [1] BOLT  
  5J-3612 [1] RETAINER  
  5J-1808 [2] SEAL  
  5J-1804 [2] SEAL  
  5J-2512 [1] HOUSING  
  7F-2122 [2] SEAL  
  5J-4000 [1] SWIVEL  
 

#UE0354220308
 

4K-6615: SWIVEL JOINT GROUP

4K6615 SWIVEL JOINT GROUP
Effective with Serial No. 87A427
Part of Tilt Cylinder Lines shown on Page 166
c97468 UE035422
4K6615 SWIVEL JOINT GROUP Parts scheme
  For full view, you need register

Parts for your 988 WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  5J-3611 [1] BOLT  
  5J-3612 [1] RETAINER  
  2H-3933 [2] SEAL  
  5J-1808 [2] SEAL  
  5J-1804 [2] SEAL  
  5J-2525 [1] HOUSING  
  5J-4000 [1] SWIVEL  
 

#UE0354220309
 

6K-9053: LIFT CYLINDER TO LIFT ARM REPAIR GROUP

6K9053 LIFT CYLINDER TO LIFT ARM REPAIR GROUP
Provides Field Replacement for 4K1494 Bar and/or 4K1556 Pin Groups
c126646 UE035422
6K9053 LIFT CYLINDER TO LIFT ARM REPAIR GROUP Parts scheme
  For full view, you need register

Parts for your 988 WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0S-1595 [2] BOLT (.5" long)  
  3B-4508 [2] LOCKWASHER  
2. 6K-9056 [1] PIN ASSEM. (left hand)  
3. 4B-4043 [2] BOLT (.625" long)  
  3B-4510 [2] LOCKWASHER  
4. 6K-9055 [1] PIN ASSEM. (right hand)  
 

Information:

Reuse And Salvage Guidelines
Thermal Spray Procedures for Linkage Pins {0679, 5457, 6052, 6108, 6129, 6501, 6502}
Thermal Spray Procedures for Linkage Pins {0679, 5457, 6052, 6108, 6129, 6501, 6502}
Service Magazine
Modification Recommended If Seal Leakage Occurs In Lift/Tilt Cylinder Lines {5057}
1987/03/09
New U-Cup Seal And Spacer(s) Replace Cylinder Rod Packing Seal {5101,5102,5103,5104,5213,5223,5229,5265}
1996/06/10

Caterpillar Parts SIS Catalog 988 :

LIFT CYLINDER LINES
LIFT CYLINDER LINES
TILT CYLINDER GROUP--R.H.,TILT CYLINDER GROUP--L.H.
4J-5744 TILT CYLINDER GROUP--R.H.,TILT CYLINDER GROUP--L.H.
4J-5743 TILT CYLINDER GROUP--R.H.,TILT CYLINDER GROUP--L.H.
TILT CYLINDER GROUP--R.H.,TILT CYLINDER GROUP--L.H.
4J-5744 TILT CYLINDER GROUP--R.H.,TILT CYLINDER GROUP--L.H.
4J-5743 TILT CYLINDER GROUP--R.H.,TILT CYLINDER GROUP--L.H.
LIFT CYLINDER GROUP
4J-6922 LIFT CYLINDER GROUP
HAND CONTROL
HAND CONTROL
CHECK AND UNLOADING VALVE GROUP
4J-7321 CHECK AND UNLOADING VALVE GROUP
TILT CYLINDER LINES
TILT CYLINDER LINES
TILT CYLINDER LINES
SWIVEL JOINT GROUP
4K-6614 SWIVEL JOINT GROUP
SWIVEL JOINT GROUP
4K-6615 SWIVEL JOINT GROUP
SWIVEL JOINT GROUP
4K-6614 SWIVEL JOINT GROUP
SWIVEL JOINT GROUP
4K-6615 SWIVEL JOINT GROUP
SWIVEL JOINT GROUP
4K-6614 SWIVEL JOINT GROUP
SWIVEL JOINT GROUP
4K-6615 SWIVEL JOINT GROUP

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