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7V9487 MECHANICAL CALIPER PARKING BRAKE GROUP Serial No. 50S2453-Up and 55U522-Up Part of 8V5799 Brake Group listed on Page 140A 518


BRAKING SYSTEM
BRAKE GP
STEERING SYSTEM
STEERING GP
PUMP GP

WHEEL SKIDDER 518 WHEEL SKIDDER 50S
 518 SKIDDER 50S01289-03229 (MACHINE) POWERED BY 3304 ENGINE SEBP1049 518 50S   (1971)

BRAKING SYSTEM

BRAKE GP
8V-5799 BRAKE GP-REPLACEMENT
MECHANICAL CALIPER PARKING BRAKE GROUP
1V-5870 MECHANICAL CALIPER PARKING BRAKE GROUP
BRAKE GP-MECH CALIPER PARKING
7V-9487 BRAKE GP-MECH CALIPER PARKING
BRAKE GP
7V-9836 BRAKE GP
BRAKE GP-HYD CALIPER SERVICE
1V-2278 BRAKE GP-HYD CALIPER SERVICE
BRAKE GP
1V-2157 BRAKE GP
 

#SEBP10490440
 

7V-9487: BRAKE GP-MECH CALIPER PARKING

7V9487 MECHANICAL CALIPER PARKING BRAKE GROUP
Serial No. 50S2453-Up and 55U522-Up
Part of 8V5799 Brake Group listed on Page 140A
c233197 SEBP1049
7V9487 BRAKE GP-MECH CALIPER PARKING Parts scheme
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Parts for your 518 WHEEL SKIDDER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7V-9495 [1] LEVER  
2. 7V-9493 [1] LEVER  
3. 7V-9486 [2] SHOE ASSEM.  
    (Each Includes)
  7V-9485 [1] LINING  
  7B-5054 [6] RIVET  
  7V-0041 [1] SHOE  
  5J-3538 [2] BEARING  
4. 7V-9491 [2] PIN  
5. 6S-6646 [6] PIN (lock)  
6. 7V-0091 [1] LINK ASSEM.  
7. 7V-9489 [1] BELLCRANK ASSEM.  
8. 7V-9496 [1] LEVER  
9. 7V-9490 [1] PIN  
10. 7V-9497 [1] LEVER  
11. 7V-9492 [4] PIN  
12. 7V-9499 [1] ANCHOR ASSEM.  
13. 2S-7593 [4] WASHER  
 

#SEBP10490441
 

7V-9836: BRAKE GP

7V9836 MECHANICAL CALIPER PARKING BRAKE GROUP
Serial No. 50S3154-Up and 55U659-Up
Part of 7K5184 Driveline and Parking Brake Group shown on Page 140A
c233196 SEBP1049
7V9836 BRAKE GP Parts scheme
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Parts for your 518 WHEEL SKIDDER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1K-4703 [2] WASHER  
2. 1V-0623 [1] PLATE  
3. 7V-9797 [2] PIN  
4. 7V-9800 [1] PIN  
5. 3B-4610 [4] COTTER PIN  
6. 9K-0925 [1] SPRING  
7. 7V-9799 [1] PIN  
8. 1V-6389 [2] PLATE  
9. 9K-0927 [2] CARRIER AND LINING ASSEM.  
10. 9K-0923 [1] BOLT  
11. 7V-9801 [1] YOKE  
12. 9K-0928 [4] PLATE  
13. 3B-4617 [2] COTTER PIN  
 

#SEBP10490442
 

1V-2278: BRAKE GP-HYD CALIPER SERVICE

1V2278 HYDRAULIC CALIPER DRIVE LINE BRAKE GROUP
Part of 7K5184 Service and Parking Brake Group shown on Pages 140 & 140A
c212522 SEBP1049
1V2278 BRAKE GP-HYD CALIPER SERVICE Parts scheme
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Parts for your 518 WHEEL SKIDDER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8K-9618 [1] CAP  
2. 9F-2167 [4] SCREW  
3. 5P-1011 [1] SEAL  
4. 8K-9617 [2] PISTON  
5. 004-1683 C [2] RING  
6. 8K-9615 [1] GUIDE  
7. 2L-6267 [1] NUT  
8. 4B-4278 [5] WASHER  
9. 6F-6978 [2] WASHER  
10. 8K-9614 [2] SPRING  
11. 8K-9616 [2] SLEEVE  
12. 3V-5465 C [2] CARRIER & LINING ASSEM.  
13. 3V-0197 C [4] BOLT  
14. 0S-1588 [4] BOLT  
15. 8K-9619 [1] GUIDE  
16. 7K-4936 [4] PIN  
    THE FOLLOWING REPAIR KIT IS AVAILABLE:
  2V-9446 C [1] KIT (brake)  
    (Includes Packing, Gasket, Boot & Instruction Sheet)
  C   INDICATES CHANGE
 

#SEBP10490443
 

1V-2157: BRAKE GP

1V2157 HYDRAULIC CALIPER WHEEL BRAKE GROUP--R.H.
Serial No. 50S1289 to 50S2451 inclusive, 55U272 to 55U521 inclusive, 94U287 to 94U537 inclusive and 95U1-Up
Part of 8K6424 Wheel Brake Group shown on Page 143B
c215096 SEBP1049
1V2157 BRAKE GP Parts scheme
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Parts for your 518 WHEEL SKIDDER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7K-4937 [4] PISTON  
2. 2V-9135 C [2] CARRIER & LINING ASSEM.  
3. 4B-4278 [8] WASHER  
4. 3H-5842 [8] BOLT  
5. 7K-4942 [2] SCREW  
6. 3V-0197 C [4] BOLT  
7. 7K-5058 [1] CAP  
8. 7K-4938 [1] CAP  
9. 5P-1011 [2] SEAL  
10. 7K-4936 [4] PIN  
    THE FOLLOWING KIT IS AVAILABLE:
  2V-9448 C [1] KIT (caliper)  
  C   INDICATES CHANGE
 

#SEBP10490444
 

1V-2156: BRAKE GP

1V2156 HYDRAULIC CALIPER WHEEL BRAKE GROUP--L.H.
Serial No. 50S1289 to 50S2451 inclusive, 55U272 to 55U521 inclusive, 94U287 to 94U537 inclusive and 95U1-Up
Part of 8K6424 Wheel Brake Group shown on Page 143B
c215095 SEBP1049
1V2156 BRAKE GP Parts scheme
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Parts for your 518 WHEEL SKIDDER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7K-4937 [4] PISTON  
2. 2V-9135 C [2] CARRIER & LINING ASSEM.  
3. 4B-4278 [8] WASHER  
4. 3H-5842 [8] BOLT  
5. 3V-0197 C [4] BOLT  
6. 7K-4938 [1] CAP  
7. 7K-5058 [1] CAP  
8. 7K-4942 [2] SCREW  
9. 5P-1011 [2] SEAL  
10. 7K-4936 [4] PIN  
    THE FOLLOWING KIT IS AVAILABLE:
  2V-9448 C [1] KIT (caliper)  
    (Includes Packings & Boots)
  C   INDICATES CHANGE
 

#SEBP10490445
 

4V-4492: BRAKE GP-HYD CALIPER SERVICE

4V4492 HYDRAULIC CALIPER WHEEL BRAKE GROUP--R.H. & L.H.
Serial No. 50S2452-Up, 55U522-Up and 94U538-Up
Part of 4V8216 Wheel Brake Group shown on Page 144
c223769 SEBP1049
4V4492 BRAKE GP-HYD CALIPER SERVICE Parts scheme
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Parts for your 518 WHEEL SKIDDER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4V-4852 [6] PISTON  
2. 4V-7062 [1] CARRIER  
3. 4V-7061 [1] CARRIER  
4. 4V-4850 [3] SEAL  
5. 4V-4853 [3] PLUG  
6. 5P-8867 [1] INSERT  
7. 4V-7277 [2] PIN  
8. 7K-4942 [2] SCREW (bleed)  
9. 4V-4854 [1] COVER  
10. 4F-8965 [8] BOLT  
11. 4V-4851 [2] PIN  
12. 3V-0197 [4] BOLT  
    THE FOLLOWING REPAIR KIT IS AVAILABLE:
  4V-4972 [1] KIT (caliper)  
    (Includes packing, boots & grease)
 

#SEBP10490446
 

8K-6424: WHEEL BRAKE GROUP

8K6424 WHEEL BRAKE GROUP
Serial No. 50S1289 to 50S2451 inclusive, 55U272 to 55U521 inclusive, 94U287 to
94U537 inclusive and 95U1-Up. 1V2157 and 1V2156 Brake parts are shown on
Pages 142 & 143. Note: Quantities shown are those required for both R.H. & L.H. sides
c223767 SEBP1049
8K6424 WHEEL BRAKE GROUP Parts scheme
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Parts for your 518 WHEEL SKIDDER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1A-1135 C [32] BOLT  
  2S-5658 [32] WASHER  
2. 8K-7630 [2] DISC  
3. 0S-1602 C [16] BOLT  
  3V-8681 C [16] SPACER  
4. 1V-2156 C [1] BRAKE GROUP (L.H.)  
  1V-2157 YC [1] BRAKE GROUP (R.H.)  
    (Separate Illustration)
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#SEBP10490447
 

4V-8216: BRAKE GP-SERVICE

4V8216 WHEEL BRAKE GROUP
Serial No. 50S2452-Up, 55U522-Up and 94U538-Up
4V4492 Brake parts are shown on Page 143A
Note: Quantities shown are those required for both R.H. & L.H. sides
c181983 SEBP1049
4V8216 BRAKE GP-SERVICE Parts scheme
  For full view, you need register

Parts for your 518 WHEEL SKIDDER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4V-4492 Y [2] BRAKE GROUP  
    (Separate Illustration)
2. 5A-4104 C [12] BOLT  
3. 5P-8247 C [28] WASHER  
4. 0S-1566 [28] BOLT  
5. 4V-6527 [2] DISC  
6. 3P-4134 C [12] SPACER  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#SEBP10490448
 

1V-5343: SUPPLEMENTAL STEERING PUMP AND MOTOR GROUP

1V5343 SUPPLEMENTAL STEERING PUMP AND MOTOR GROUP
FIELD INSTALLATION
Serial No. 50S1289-Up and 94U287-Up
1V8793 Pump parts are shown on Page 145
c207666 SEBP1049
1V5343 SUPPLEMENTAL STEERING PUMP AND MOTOR GROUP Parts scheme
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Parts for your 518 WHEEL SKIDDER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1V-8794 [1] MOTOR  
2. 1V-8795 [1] COUPLING  
3. 1V-8796 [1] GASKET  
4. 1V-8793 Y [1] GEAR PUMP GROUP  
    (Separate Illustration)
5. 0S-1617 [4] BOLT  
  3B-4505 [4] LOCKWASHER  
  Y   SEPARATE ILLUSTRATION
 

#SEBP10490449
 

1V-8793: PUMP GP-GEAR

1V8793 GEAR PUMP GROUP--Supplemental Steering
Serial No. 50S1289-Up and 94U287-Up
Part of 1V5343 Pump and Motor Group shown on Page 144
c207667 SEBP1049
1V8793 PUMP GP-GEAR Parts scheme
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Parts for your 518 WHEEL SKIDDER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1V-8786 [1] CAP  
2. 1V-8792 [1] GASKET  
3. 1V-8780 [1] BALL AND SPRING ASSEM.  
4. 1V-8781 [1] GASKET  
5. 2L-0362 [4] BEARING  
6. 4H-0094 [2] RING  
7. 1V-8782 [1] SHAFT  
8. 6D-0032 [1] KEY  
9. 1V-8783 [2] GEAR  
10. 2D-6392 [1] SEAL  
11. 3N-1643 [3] PLUG  
12. 5L-4041 [8] SCREW  
  3B-4504 [8] LOCKWASHER  
13. 1V-8787 [2] PIN  
14. 1V-8788 [2] RING  
15. 1V-8779 [1] SHAFT  
16. 1V-8789 [1] PIN  
17. 1V-8784 [1] SPRING  
18. 1V-8790 [1] NUT  
19. 1V-8791 [1] GASKET  
20. 1V-8785 [1] SCREW  
21. 1V-8778 [1] SPRING ASSEM.  
22. 4H-1723 [1] SEAL  
 

Information:

Caterpillar Parts SIS Catalog 518 :

MECHANICAL CALIPER PARKING BRAKE GROUP
1V-5870 MECHANICAL CALIPER PARKING BRAKE GROUP
8V-5799 BRAKE GP-REPLACEMENT
DRIVELINE AND PARKING BRAKE GROUP
7K-5184 DRIVELINE AND PARKING BRAKE GROUP
DRIVELINE AND PARKING BRAKE GROUP
7K-5184 DRIVELINE AND PARKING BRAKE GROUP
VALVE AS-PARK & SECONDARY
7K-2738 VALVE AS-PARK & SECONDARY
CHAMBER AS-BRAKE
6K-7261 CHAMBER AS-BRAKE
CYLINDER GP-AIR
9K-5976 CYLINDER GP-AIR
BRAKE CONTROL GROUP
4V-9544 BRAKE CONTROL GROUP
BRAKE GP
7V-9836 BRAKE GP
BRAKE GP-HYD CALIPER SERVICE
1V-2278 BRAKE GP-HYD CALIPER SERVICE
BRAKE GP
1V-2157 BRAKE GP
BRAKE GP
1V-2156 BRAKE GP
BRAKE GP-HYD CALIPER SERVICE
4V-4492 BRAKE GP-HYD CALIPER SERVICE
WHEEL BRAKE GROUP
8K-6424 WHEEL BRAKE GROUP
BRAKE GP-SERVICE
4V-8216 BRAKE GP-SERVICE
SUPPLEMENTAL STEERING PUMP AND MOTOR GROUP
1V-5343 SUPPLEMENTAL STEERING PUMP AND MOTOR GROUP

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