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REAR HYDRAULIC LINES (9K915 N/S)--Part 2 of 2 Serial No. 55U1-Up Refer also to Page 183 for special parts 518


HYDRAULIC SYSTEM
LINES GP-HYDRAULIC
TANK GP
PUMP GP
OPERATOR STATION
CONTROL GP-HYDRAULIC
HYDRAULIC SYSTEM
VALVE GP-CONTROL

WHEEL SKIDDER 518 WHEEL SKIDDER 50S
 518 SKIDDER 50S00001-00596 (MACHINE) UEG0597S 518 50S   (1971)

HYDRAULIC SYSTEM

LINES GP-HYDRAULIC
HYDRAULIC LINES GUARD
9K-1583 HYDRAULIC LINES GUARD
HYDRAULIC LINES GROUP
7K-9712 HYDRAULIC LINES GROUP
HYDRAULIC LINES GROUP
7K-9712 HYDRAULIC LINES GROUP
REAR HYDRAULIC LINES
9K-0915 REAR HYDRAULIC LINES
9K-0915 REAR HYDRAULIC LINES
HYDRAULIC LINES GUARD GROUP
9K-0917 HYDRAULIC LINES GUARD GROUP
REAR HYDRAULIC LINES GROUP
9K-0916 REAR HYDRAULIC LINES GROUP
9K-0916 REAR HYDRAULIC LINES GROUP
 

#UEG0597S0250
 

9K-0915: REAR HYDRAULIC LINES

REAR HYDRAULIC LINES (9K915 N/S)--Part 2 of 2
Serial No. 55U1-Up
Refer also to Page 183 for special parts
c141264 UEG0597S
9K0915 REAR HYDRAULIC LINES Parts scheme
  For full view, you need register

Parts for your 518 WHEEL SKIDDER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 030-7935 [1] CONNECTOR  
2. 7M-8485 C [5] SEAL  
3. 030-7951 [2] ELBOW  
4. 9K-1032 C [1] TUBE ASSEM.  
5. 9K-1036 [1] TUBE ASSEM.  
6. 5K-6816 [1] CLIP  
7. 9K-1026 C [1] TUBE ASSEM.  
8. 9K-1030 [1] TUBE ASSEM.  
  5K-6816 [1] CLIP  
9. 0S-1585 C [2] BOLT  
10. 3B-4508 C [7] LOCKWASHER  
  4B-4280 C [11] WASHER  
11. 0S-1621 C [2] BOLT (1 in.)  
    -or-
  0S-1595 [2] BOLT (1.25 in.)  
12. 9K-1618 [2] HOSE ASSEM.  
  8S-3918 [2] COUPLING ASSEM.  
13. 3S-7252 [2] SLEEVE  
14. 8S-9355 H HOSE 28.9 in.  
15. 5P-0112 C [2] ADAPTER  
16. 9L-4007 [1] ELBOW  
17. 1D-4719 C [3] NUT  
18. 9K-8397 C [1] BRACKET ASSEM.  
19. 0S-1587 [3] BOLT  
20. 9K-1638 [1] PLATE ASSEM.  
21. 9K-0840 [1] TUBE ASSEM.  
22. 5K-6816 [1] CLIP  
23. 9K-0838 [1] TUBE ASSEM.  
24. 5K-6816 [1] CLIP  
  C   INDICATES CHANGE
  H   ORDER BY THE INCH
 

#UEG0597S0251
 

7J-4984: HYDRAULIC TANK AND FILTER GROUP

7J4984 HYDRAULIC TANK AND FILTER GROUP--Part 1 of 2
c154799 UEG0597S
7J4984 HYDRAULIC TANK AND FILTER GROUP Parts scheme
  For full view, you need register

Parts for your 518 WHEEL SKIDDER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7J-5968 [1] TANK ASSEM.  
2. 5J-0338 [1] BOSS  
3. 7J-5948 [1] LUG  
4. 6J-2237 [18] BOSS  
5. 4J-0816 [1] ELEMENT ASSEM.  
6. 4J-0596 [1] COVER  
7. 3J-1991 [1] GASKET  
8. 2J-2864 [1] PLUG  
  6F-5559 [1] SEAL  
9. 7J-5589 [1] BOLT  
10. 8F-9206 [1] SEAL  
11. 9J-8775 C [1] SPRING  
12. 5J-1095 [1] SEAT  
13. 5J-1096 [1] VALVE  
14. 7F-9802 [1] SPRING  
15. 3J-1997 [1] RETAINER  
16. 2M-8729 [1] PIN  
17. 4J-8250 [1] RETAINER  
18. 4J-8252 [1] GLASS  
19. 4J-8251 [1] GROMMET  
20. 0S-1594 [18] BOLT  
  3B-4506 [18] LOCKWASHER  
21. 8J-0125 [1] COVER ASSEM.  
22. 5J-0096 [4] STUD  
23. 4J-8265 [4] NUT  
24. 5J-3140 [1] GASKET  
  C   INDICATES CHANGE
 

#UEG0597S0252
 

7J-4984: HYDRAULIC TANK AND FILTER GROUP

7J4984 HYDRAULIC TANK AND FILTER GROUP--Part 2 of 2
c154800 UEG0597S
7J4984 HYDRAULIC TANK AND FILTER GROUP Parts scheme
  For full view, you need register

Parts for your 518 WHEEL SKIDDER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6J-2025 [1] STRAINER ASSEM.  
2. 6H-9361 [1] RING  
3. 7H-1447 [1] CAP  
4. 7B-6368 [1] BALL  
5. 6H-5139 [1] PLATE  
6. 9H-6454 [1] GASKET  
7. 0S-1585 C [2] BOLT  
  3B-4508 [2] LOCKWASHER  
8. 7J-5957 [1] TUBE ASSEM.  
9. 4S-0503 [1] JOINT ASSEM.  
  2P-9543 [2] SEAL  
10. 4J-0522 [1] SEAL  
11. 3B-1915 [2] BOLT  
12. 3B-4506 [6] LOCKWASHER  
13. 7J-9281 [1] TUBE ASSEM.  
14. 0S-0509 [2] BOLT  
15. 4B-4278 [2] WASHER  
16. 6J-6714 [1] STRAINER ASSEM.  
17. 7J-5954 [1] TUBE ASSEM.  
18. 0S-1571 [2] BOLT  
  C   INDICATES CHANGE
 

#UEG0597S0253
 

7J-9981: HYDRAULIC PUMP GROUP

7J9981 HYDRAULIC PUMP GROUP (7K9920 N/S)
Effective with Serial No. 50S1
c112606 UEG0597S
7J9981 HYDRAULIC PUMP GROUP Parts scheme
  For full view, you need register

Parts for your 518 WHEEL SKIDDER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7J-0554 R [1] CARTRIDGE ASSEM. (14 G.P.M.)  
2. 2H-3934 J [1] SEAL  
3. 1S-0669 J [1] RING  
4. 2H-4145 J [1] SEAL  
5. 4M-7652 [1] RING  
6. 1L-8497 [1] RING  
7. 6B-1124 [1] BEARING  
8. 4M-7648 [1] WASHER  
9. 4J-0980 J [1] SEAL  
10. 4J-0981 J [1] WIPER  
11. 4J-5150 [1] SHAFT  
12. 7B-3235 H [2] BOLT  
  3B-4508 H [2] LOCKWASHER  
13. 1H-6227 H [1] SEAL  
14. 4J-4834 [1] BODY  
15. 1S-0670 J [1] RING  
16. 1H-9696 J [1] SEAL  
17. 4J-0975 [1] COVER  
18. 1D-4569 [4] BOLT  
    THE FOLLOWING REPAIR KIT IS AVAILABLE:
  4J-9281 [1] KIT (Seal)  
    (Consists of Parts Marked J)
  H   NOT PART OF 7J9981 PUMP GROUP
  R   REMFG PART MAY BE AVAILABLE
 

#UEG0597S0254
 

8J-1872: HYDRAULIC PUMP GROUP

8J1872 HYDRAULIC PUMP GROUP (9K1811 N/S)
Effective with Serial No. 55U1
c114473 UEG0597S
8J1872 HYDRAULIC PUMP GROUP Parts scheme
  For full view, you need register

Parts for your 518 WHEEL SKIDDER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8J-2060 [1] CARTRIDGE ASSEM. (17 G.P.M.)  
2. 2H-3934 J [1] SEAL  
3. 1S-0669 J [1] RING  
4. 2H-4145 J [1] SEAL  
5. 4M-7652 [1] RING (Outer)  
6. 1L-8497 [1] RING (Inner)  
7. 6B-1124 [1] BEARING  
8. 4M-7648 [1] WASHER  
9. 4J-0980 J [1] SEAL  
10. 4J-0981 J [1] WIPER  
11. 4J-5150 [1] SHAFT  
12. 7B-3235 H [2] BOLT  
  3B-4508 H [2] LOCKWASHER  
13. 1H-6227 H [1] SEAL  
14. 4J-4834 [1] BODY  
15. 1S-0670 J [1] RING  
16. 1H-9696 J [1] SEAL  
17. 4J-0975 [1] COVER  
18. 1D-4569 [4] BOLT  
    THE FOLLOWING REPAIR KIT IS AVAILABLE:
  4J-9281 [1] KIT (Seal)  
    (Consists of Parts Marked J)
  H   NOT PART OF 8J1872 PUMP GROUP
 

#UEG0597S0255
 

9K-0317: HYDRAULIC HAND CONTROL GROUP

9K317 HYDRAULIC HAND CONTROL GROUP--Top View--Part 1 of 2
Serial No. 55U1-Up
8J1873 Bank Valve parts are shown on Page 146. Refer also to Page 183 for special parts
c207323 UEG0597S
9K0317 HYDRAULIC HAND CONTROL GROUP Parts scheme
  For full view, you need register

Parts for your 518 WHEEL SKIDDER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8J-1873 Y [1] VALVE GROUP  
    (Separate Illustration)
2. 9K-1551 [3] EYE  
3. 9K-1545 [3] ROD  
4. 3B-5301 [2] COTTER PIN  
5. 7J-8744 [4] WASHER  
6. 9K-0093 [1] LEVER  
7. 4H-3119 [1] PIN  
8. 6K-9883 [6] BEARING  
9. 8K-0025 [1] LEVER  
10. 9K-0099 [2] LEVER  
11. 1H-1200 [2] PIN  
12. 9K-1923 [2] SHAFT  
13. 0T-0319 [3] BOLT  
  3B-4507 [3] LOCKWASHER  
  4B-4279 [3] WASHER  
14. 0S-0509 [3] BOLT  
  3B-4506 [3] LOCKWASHER  
15. 3K-0925 [2] WASHER  
16. 9K-2233 [1] ANGLE ASSEM.  
17. 9F-2978 [2] NUT  
18. 1D-4717 [1] NUT  
19. 9K-1554 [1] PLATE  
20. 9K-8757 C [3] ROD END  
21. 1A-8285 [6] NUT  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#UEG0597S0256
 

9K-0317: HYDRAULIC HAND CONTROL GROUP

9K317 HYDRAULIC HAND CONTROL GROUP--Rear View--Part 2 of 2
Serial No. 55U1-Up
Refer also to Page 183 for special parts
c207324 UEG0597S
9K0317 HYDRAULIC HAND CONTROL GROUP Parts scheme
  For full view, you need register

Parts for your 518 WHEEL SKIDDER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1B-4430 [2] NUT  
2. 9K-1546 [2] ROD  
3. 5B-9079 [2] NUT  
4. 6D-0679 [2] KNOB  
5. 2H-2292 [2] ROD  
6. 9K-1617 [1] MOUNTING ASSEM.  
7. 9K-1613 [4] SHAFT  
8. 9K-2158 [1] SHAFT  
9. 9K-1612 [1] SHAFT  
10. 0S-0509 [6] BOLT  
  3B-4506 [6] LOCKWASHER  
11. 9K-0098 [6] BELLCRANK  
  6K-9883 [6] BEARING  
12. 9K-1614 [1] SPACER  
13. 7J-8744 [4] WASHER  
14. 9K-1553 [1] SHAFT  
15. 9K-2231 [1] SPACER  
16. 9K-1554 [1] PLATE  
17. 1D-4717 [1] NUT  
18. 9K-1548 [2] ROD  
19. 9K-1549 [2] ROD  
20. 1A-8285 C [25] NUT  
21. 9K-8757 C [12] ROD END  
22. 9K-1615 [3] SPACER  
23. 3B-5301 [3] COTTER PIN  
24. 3B-4505 [15] LOCKWASHER  
25. 9K-1552 [1] SHAFT  
  C   INDICATES CHANGE
 

#UEG0597S0257
 

8J-1873: BANK VALVE GROUP

8J1873 BANK VALVE GROUP
Effective with Serial No. 55U1
Part of Hydraulic Hand Control shown on Page 144. 8J7244 Control Valve parts are shown on Page 148
c114506 UEG0597S
8J1873 BANK VALVE GROUP Parts scheme
  For full view, you need register

Parts for your 518 WHEEL SKIDDER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8J-7242 Y [1] VALVE GROUP  
2. 8J-7244 Y [1] VALVE GROUP  
3. 8J-7243 Y [1] VALVE GROUP  
    (See Separate Illustration)
4. 5F-4899 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
5. 4K-4986 [2] SEAL (1.114" Inside Diameter)  
6. 5K-9090 [4] SEAL (.926" Inside Diameter)  
  Y   SEPARATE ILLUSTRATION
 

#UEG0597S0258
 

8J-7242: VALVE GP-CONTROL

8J7242 CONTROL VALVE GROUP
Serial No. 55U1-Up
Part of 8J1873 & 8J1874 Bank Valve Groups shown on Pages 146 & 188
c207315 UEG0597S
8J7242 VALVE GP-CONTROL Parts scheme
  For full view, you need register

Parts for your 518 WHEEL SKIDDER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4K-1388 [1] SEAL  
2. 8J-2409 [1] PLUG  
3. 8J-2407 [1] SPRING  
4. 8J-2408 [1] POPPET  
5. 4B-3057 [1] PIN  
  7H-9737 [1] COTTER PIN  
6. 6K-5974 C [2] SEAL  
7. 8J-2418 [4] LOCKWASHER  
8. 8J-2395 [2] COLLAR  
9. 8J-2397 [1] COLLAR  
10. 8J-2396 [1] SPRING  
11. 1L-0509 [1] SCREW  
12. 8J-2564 [1] LOCKWASHER  
13. 8J-2416 [1] COVER  
14. 4B-1323 [4] MACHINE SCREW  
15. 8J-7248 [2] VALVE GROUP (Relief)  
  8J-7269 [3] SHIM  
16. 005-8592 [1] SEAL  
17. 5L-4759 [1] SEAL  
18. 8J-7246 [1] PLUG ASSEM.  
  4K-1388 [1] SEAL (Large)  
  8J-2413 [1] SEAL (Small)  
  8J-2414 [1] WASHER  
19. 8J-2410 [1] DIAPHRAM  
  C   INDICATES CHANGE
 

#UEG0597S0259
 

8J-7243: VALVE GP-CONTROL

8J7243 CONTROL VALVE GROUP--Type 1
Serial No. 55U1-Up
Part of 8J1873 & 8J1874 Bank Valve Groups shown on Pages 146 & 188
c207316 UEG0597S
8J7243 VALVE GP-CONTROL Parts scheme
  For full view, you need register

Parts for your 518 WHEEL SKIDDER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4K-1388 [1] SEAL  
2. 8J-2409 [1] PLUG  
3. 8J-2407 [1] SPRING  
4. 8J-2408 [1] POPPET  
5. 4B-3057 [1] PIN  
  7H-9737 [1] COTTER PIN  
6. 6K-5974 C [2] SEAL  
7. 6L-8355 [1] PLUG  
8. 8J-2395 [2] COLLAR  
9. 8J-2397 [1] COLLAR  
10. 8J-2396 [1] SPRING  
11. 1L-0509 [1] SCREW  
  8J-2564 [1] WASHER  
12. 8J-2410 [1] DIAPHRAM  
13. 8J-2416 [1] COVER  
14. 4B-1323 [4] MACHINE SCREW  
  8J-2418 [4] LOCKWASHER  
  C   INDICATES CHANGE
 

Information:

Special Instruction
Hose and Coupling Assembly and Repair Process Guide{0684, 3016, 3103, 3154, 4133, 4257, 4304, 5057, 7554}
Hose and Coupling Assembly and Repair Process Guide{0684, 3016, 3103, 3154, 4133, 4257, 4304, 5057, 7554}
New Hose Couplings Are Now Used{0684, 5057, 5057, 7554}
New Hose Couplings Are Now Used{0684, 5057, 5057, 7554}
O-Rings - Radial, Fitting Assembly O-Rings and Other O-Ring Applications {0599, 0738, 4000, 4250, 4300, 5050, 5057, 7555}
O-Rings - Radial, Fitting Assembly O-Rings and Other O-Ring Applications {0599, 0738, 4000, 4250, 4300, 5050, 5057, 7555}
Technical Information Bulletin
Some Hydraulic Couplings are Identified with an Incorrect Part Number{5057}
Some Hydraulic Couplings are Identified with an Incorrect Part Number{5057}
The Flange Head on <NOBR>442-5593</NOBR> Coupling As May Have Been Manufactured Incorrectly {5057}
The Flange Head on 442-5593 Coupling As May Have Been Manufactured Incorrectly {5057}
Tool Operating Manual
358-4528 (380/480 V, 50/60 Hz, 3 Phase), 457-6040 (230V, 60 Hz, Single Phase) , 457-6039 (230V, 50 Hz, Single Phase) Hose Machine Group Set-Up and Operation{0599, 0684}
358-4528 (380/480 V, 50/60 Hz, 3 Phase), 457-6040 (230V, 60 Hz, Single Phase) , 457-6039 (230V, 50 Hz, Single Phase) Hose Machine Group Set-Up and Operation{0599, 0684}
Crimputer III Setup and Operation{0684, 5057}
Crimputer III Setup and Operation{0684, 5057}
242-3567 Variable Crimp Die Bowl{0684}
242-3567 Variable Crimp Die Bowl{0684}
Crimping Caterpillar 1E294, 1E716, 1E844 Hose and Couplings {0374, 0599, 0684, 0738, 5057}
Crimping Caterpillar 1E294, 1E716, 1E844 Hose and Couplings {0374, 0599, 0684, 0738, 5057}
Using the 209-3153 Portable Hose Machine {0374, 0599, 0684, 0738, 5057}
Using the 209-3153 Portable Hose Machine {0374, 0599, 0684, 0738, 5057}
4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}
4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}
Converting 137-7238 Hose Assembly Machines and 134-5640 Hose Assembly Machines (100 Ton) from Sony Control to Crimputer Control{0374, 0599, 0684, 5057}
Converting 137-7238 Hose Assembly Machines and 134-5640 Hose Assembly Machines (100 Ton) from Sony Control to Crimputer Control{0374, 0599, 0684, 5057}
Set up and Basic Operation of the 145-5161 Floor Model Hose Machine {0374, 0599, 0684, 0738, 5057}
Set up and Basic Operation of the 145-5161 Floor Model Hose Machine {0374, 0599, 0684, 0738, 5057}
Using the 9U-5792, 4C-5052, 4C-5054, 4C-3670, and 4C-3680 Hydraulic Hose Machines{0374, 0599, 0684, 0738, 5057}
Using the 9U-5792, 4C-5052, 4C-5054, 4C-3670, and 4C-3680 Hydraulic Hose Machines{0374, 0599, 0684, 0738, 5057}
Reuse And Salvage Guidelines
Crimputer III Setup and Operation{0684, 5057}
Crimputer III Setup and Operation{0684, 5057}
Contamination Control Guidelines
Hose Products Reference Guide {0374, 0599, 0684, 0738, 5057}
Hose Products Reference Guide {0374, 0599, 0684, 0738, 5057}
Service Magazine
New Guard Group For Wheel Brake Lines{4257,4256,4251}
1983/08/08
Color Coded Dust Caps for S&middot;O&middot;S Ports Will Be Available {7770}
2003/12/01
Information Release Memo, HOS04-02, "XT-6 Hose and Couplings to XT-6 ES Components" Is Available {5057}
2004/06/21
Information Release Memo, PELJ0340 , "Reusable Couplings for Caterpillar -12 and -16 XT-6 ES Hose" {5057}
2004/06/28
Five New Wrenches Remove Snap To Connect Couplings from Hydraulic Hose Assemblies {0602, 0738, 5057}
2006/02/13
Caterpillar Hose and Coupling Practices {0618, 1000, 5057, 7000}
2008/05/26
Hydraulic Hose Suppression Sleeves for Certain Machines are Now Available {5057}
Hydraulic Hose Suppression Sleeves for Certain Machines are Now Available {5057}

Caterpillar Parts SIS Catalog 518 :

REAR HYDRAULIC LINES
9K-0915 REAR HYDRAULIC LINES
HYDRAULIC LINES GROUP
7K-9712 HYDRAULIC LINES GROUP
HYDRAULIC LINES GROUP
7K-9712 HYDRAULIC LINES GROUP
LINES AND SEALS CONVERSION GROUP
1V-5391 LINES AND SEALS CONVERSION GROUP
HOOD AND GUARD GROUP
7K-0090 HOOD AND GUARD GROUP
HOOD AND GUARD
7K-0090 HOOD AND GUARD
HOOD AND GUARD
7K-0090 HOOD AND GUARD
HOOD AND GUARD
7K-0090 HOOD AND GUARD
HYDRAULIC TANK AND FILTER GROUP
7J-4984 HYDRAULIC TANK AND FILTER GROUP
7J-4984 HYDRAULIC TANK AND FILTER GROUP
HYDRAULIC PUMP GROUP
7J-9981 HYDRAULIC PUMP GROUP
HYDRAULIC PUMP GROUP
8J-1872 HYDRAULIC PUMP GROUP
HYDRAULIC HAND CONTROL GROUP
9K-0317 HYDRAULIC HAND CONTROL GROUP
9K-0317 HYDRAULIC HAND CONTROL GROUP
BANK VALVE GROUP
8J-1873 BANK VALVE GROUP
VALVE GP-CONTROL
8J-7242 VALVE GP-CONTROL

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