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5I-4072 LINES GP-STICK S/N 6BL1-UP SHORT STICK/LONG BOOM PART OF 102-5302, 129-6189 STICK AR-HOE AN ATTACHMENT 312-A


HYDRAULIC SYSTEM
LINES GP-STICK
LINES GP-SWING
LINES GP-TRAVEL MOTOR
MOTOR GP

EXCAVATOR 312-A EXCAVATOR 6BL
 312 Excavator 6BL00001-UP (MACHINE) POWERED BY 3054 Engine SEBP2254 312-A 6BL   (1994)

HYDRAULIC SYSTEM

LINES GP-STICK
LINES GP-STICK
144-5465 LINES GP-STICK
LINES GP-STICK
5I-4069 LINES GP-STICK
LINES GP-STICK
5I-4071 LINES GP-STICK
LINES GP-STICK
5I-4072 LINES GP-STICK
 

#SEBP22540300
 

5I-4072: LINES GP-STICK

5I-4072 LINES GP-STICK
S/N 6BL1-UP
SHORT STICK/LONG BOOM
PART OF 102-5302, 129-6189 STICK AR-HOE
AN ATTACHMENT
i00383530 SEBP2254
5I4072 LINES GP-STICK Parts scheme
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Parts for your 312-A EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 133-5508 I [1] HOSE AS  
2. 133-3703 [1] TUBE AS  
3. 8T-4182 M [4] BOLT (M10X1.5X45-MM)  
4. 4J-5267 [3] SEAL-O-RING  
5. 093-1291 [1] CLAMP  
6. 8T-4184 M [1] BOLT (M12X1.75X45-MM)  
7. 8T-4223 [1] WASHER-HARD (13.5X25.5X3-MM THK)  
8. 7I-1052 [1] SUPPORT AS  
  8T-3490 M [1] NUT-WELD (M10X1.5-THD)  
9. 8T-4195 M [2] BOLT (M10X1.5X30-MM)  
10. 8T-4121 [10] WASHER-HARD (11X21X2.5-MM THK)  
11. 7I-1112 [1] SUPPORT AS  
  8T-3490 M [1] NUT-WELD (M10X1.5-THD)  
12. 107-1464 [1] BLOCK  
13. 7J-9108 [2] SEAL-O-RING  
14. 133-5507 I [1] HOSE AS  
15. 6V-9746 [1] SEAL-O-RING  
16. 8T-4178 M [4] BOLT (M10X1.5X90-MM)  
17. 1P-4576 [2] FLANGE-HALF  
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  M   METRIC PART
 

#SEBP22540301
 

4I-7617: LINES GP-SWING MOTOR

4I-7617 LINES GP-SWING MOTOR
S/N 6BL1-UP
PART OF 126-9079, 7I-7303 HYDRAULIC AR
i00540223 SEBP2254
4I7617 LINES GP-SWING MOTOR Parts scheme
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Parts for your 312-A EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 107-1522 I [1] HOSE AS  
2. 7I-8287 I [1] HOSE AS  
3. 6V-8713 [2] CONNECTOR  
4. 7J-9108 [4] SEAL-O-RING  
5. 3D-2824 [4] SEAL-O-RING  
6. 8T-0404 [1] ELBOW  
7. 109-5815 [1] CONNECTOR  
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
 

#SEBP22540302
 

119-5830: LINES GP-TRAVEL MOTOR

119-5830 LINES GP-TRAVEL MOTOR
S/N 6BL926-UP
PART OF 126-9079 HYDRAULIC AR
i00643422 SEBP2254
1195830 LINES GP-TRAVEL MOTOR Parts scheme
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Parts for your 312-A EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 114-9351 I [1] HOSE AS  
2. 112-9489 I [1] HOSE AS  
3. 112-9488 I [1] HOSE AS  
4. 112-9487 I [1] HOSE AS  
5. 3G-8856 [1] WASHER (17X30X5-MM THK)  
6. 4I-7870 [1] ROD  
7. 8T-4137 M [4] BOLT (M10X1.5X20-MM)  
8. 8T-4121 [6] WASHER-HARD (11X21X2.5-MM THK)  
9. 4I-7603 Y [1] SWIVEL GP  
10. 1U-8846 B SEALANT-GASKET  
11. 6V-9162 [2] CONNECTOR  
12. 6V-9746 [16] SEAL-O-RING  
13. 3D-2824 [12] SEAL-O-RING  
14. 6V-8637 [10] CONNECTOR  
15. 6V-8716 [2] CONNECTOR (STRAIGHT)  
16. 7M-8485 [4] SEAL-O-RING  
17. 6V-9182 [2] ELBOW  
18. 5I-4366 [2] GROMMET  
19. 5I-4365 [2] GROMMET  
20. 7K-1181 [6] STRAP-CABLE  
21. 2P-1314 [4] CONNECTOR  
22. 3J-1907 [2] SEAL-O-RING  
23. 031-2582 [1] TEE-O-RING  
24. 3K-0360 [1] SEAL-O-RING  
25. 7I-1303 I [4] HOSE AS  
26. 7I-1152 [2] CLIP AS  
27. 7I-1151 [2] CLIP  
28. 8T-4195 M [2] BOLT (M10X1.5X30-MM)  
29. 4I-1434 I [2] HOSE AS  
30. 030-8194 [2] CONNECTOR  
31. 7I-1321 I [2] HOSE AS  
  B   USE AS REQUIRED
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP22540303
 

6I-6700: LINES GP-TRAVEL MOTOR

6I-6700 LINES GP-TRAVEL MOTOR
S/N 6BL1-263
PART OF 7I-7303 HYDRAULIC AR
i00401690 SEBP2254
6I6700 LINES GP-TRAVEL MOTOR Parts scheme
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Parts for your 312-A EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 104-8878 I [1] HOSE AS  
2. 107-1647 I [1] HOSE AS  
3. 107-1643 I [1] HOSE AS  
4. 107-1651 I [1] HOSE AS  
5. 3G-8856 [1] WASHER (17X30X5-MM THK)  
6. 4I-7870 [1] ROD  
7. 8T-4137 M [4] BOLT (M10X1.5X20-MM)  
8. 7I-1303 I [4] HOSE AS  
9. 4I-7603 Y [1] SWIVEL GP  
10. 1U-8846 B SEALANT-GASKET  
11. 110-5897 [2] CONNECTOR  
12. 6V-9746 [20] SEAL-O-RING  
13. 3D-2824 [12] SEAL-O-RING  
14. 6V-8637 [9] CONNECTOR  
15. 6V-8716 [2] CONNECTOR (STRAIGHT)  
16. 7M-8485 [4] SEAL-O-RING  
17. 109-5817 [2] ELBOW  
18. 5I-4366 [2] GROMMET  
19. 5I-4365 [2] GROMMET  
20. 7K-1181 [6] STRAP-CABLE  
21. 2P-1314 [2] CONNECTOR  
22. 3J-1907 [2] SEAL-O-RING  
23. 031-2582 [1] TEE-O-RING  
24. 3K-0360 [3] SEAL-O-RING  
25. 8T-4121 [6] WASHER-HARD (11X21X2.5-MM THK)  
26. 7I-1321 I [2] HOSE AS  
27. 9K-5469 [2] CONNECTOR  
28. 3J-7354 [2] SEAL-O-RING  
29. 030-8188 [2] CONNECTOR  
30. 7I-0175 I [2] HOSE AS  
31. 7I-1152 [2] CLIP AS  
32. 7I-1151 [2] CLIP  
33. 8T-4195 M [2] BOLT (M10X1.5X30-MM)  
34. 109-5825 [2] ELBOW (SWIVEL)  
35. 109-5813 [2] ELBOW (SWIVEL)  
36. 110-5895 [1] CONNECTOR  
  B   USE AS REQUIRED
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP22540304
 

6I-6700: LINES GP-TRAVEL MOTOR

6I-6700 LINES GP-TRAVEL MOTOR
S/N 6BL264-925
PART OF 7I-7303 HYDRAULIC AR
i00401692 SEBP2254
6I6700 LINES GP-TRAVEL MOTOR Parts scheme
  For full view, you need register

Parts for your 312-A EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 114-9351 CI [1] HOSE AS  
2. 112-9489 CI [1] HOSE AS  
3. 112-9488 CI [1] HOSE AS  
4. 112-9487 CI [1] HOSE AS  
5. 3G-8856 [1] WASHER (17X30X5-MM THK)  
6. 4I-7870 [1] ROD  
7. 8T-4137 M [4] BOLT (M10X1.5X20-MM)  
8. 8T-4121 [6] WASHER-HARD (11X21X2.5-MM THK)  
9. 4I-7603 Y [1] SWIVEL GP  
10. 1U-8846 B SEALANT-GASKET  
11. 6V-9162 C [2] CONNECTOR  
12. 6V-9746 C [16] SEAL-O-RING  
13. 3D-2824 [12] SEAL-O-RING  
14. 6V-8637 C [10] CONNECTOR  
15. 6V-8716 [2] CONNECTOR (STRAIGHT)  
16. 7M-8485 [4] SEAL-O-RING  
17. 6V-9182 C [2] ELBOW  
18. 5I-4366 [2] GROMMET  
19. 5I-4365 [2] GROMMET  
20. 7K-1181 [6] STRAP-CABLE  
21. 2P-1314 [2] CONNECTOR  
22. 3J-1907 [2] SEAL-O-RING  
23. 031-2582 [1] TEE-O-RING  
24. 3K-0360 [3] SEAL-O-RING  
25. 7I-1303 I [4] HOSE AS  
26. 7I-1321 I [2] HOSE AS  
27. 9K-5469 [2] CONNECTOR  
28. 3J-7354 [2] SEAL-O-RING  
29. 030-8188 [2] CONNECTOR  
30. 7I-0175 I [2] HOSE AS  
31. 7I-1152 [2] CLIP AS  
32. 7I-1151 [2] CLIP  
33. 8T-4195 M [2] BOLT (M10X1.5X30-MM)  
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP22540305
 

128-1881: MOTOR GP-PISTON

128-1881 MOTOR GP-PISTON
S/N 6BL926-1688
PART OF 125-9728 DRIVE GP-FINAL
i00629539 SEBP2254
1281881 MOTOR GP-PISTON Parts scheme
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Parts for your 312-A EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 128-1882 [1] ROTARY AS  
2. 128-1896 [1] HOUSING-MOTOR  
3. 128-1899 [1] SWASHPLATE  
4. 128-1900 [1] SHAFT-DRIVE  
5. 134-5179 [1] PLATE-PORT  
6. 134-5180 [1] SET-BEARING  
  128-1903 [1] SHIM PACK (INCLUDES 14-SHIMS)  
7. 134-5181 [1] KIT-SEALING  
8. 134-5182 [1] CONTROL UNIT  
9. 128-1938 [1] VALVE AS-RELIEF  
  128-1939 [1] HOUSING  
  128-1940 [2] VALVE AS  
  8T-2396 M [4] BOLT (M6X1X60-MM)  
10. 128-1937 [1] VALVE AS-PILOT  
11. 128-1922 [4] BOLT-SOCKET HEAD  
12. 128-1912 [2] SHELL-CRADLE  
13. 128-1929 [1] PIN-DOWEL  
  M   METRIC PART
 

#SEBP22540306
 

145-7765: MOTOR GP-PISTON

145-7765 MOTOR GP-PISTON
S/N 6BL1689-UP
PART OF 142-6825 DRIVE GP-FINAL
REPLACED BY 153-2692 MOTOR GP-TRAVEL
i00607821 SEBP2254
1457765 MOTOR GP-PISTON Parts scheme
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Parts for your 312-A EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 128-1937 [1] VALVE AS-PILOT  
2. 146-9659 Y [1] BLOCK GP-HYDRAULIC  
3. 128-1929 [1] PIN-DOWEL  
4. 146-9660 [1] HOUSING-MOTOR  
5. 128-1882 [1] ROTARY AS  
6. 133-0128 [1] SEAL-O-RING  
7. 146-9661 [1] SHAFT  
8. 134-5180 [1] SET-BEARING  
  128-1903 [1] SHIM PACK (INCLUDES 14-SHIMS)  
9. 128-1899 [1] SWASHPLATE  
10. 146-9663 [2] SHELL-CRADLE  
11. 146-9666 [1] CONTROL-MOTOR  
12. 8T-7525 [1] SEAL-O-RING  
13. 095-1750 [2] SEAL-O-RING  
   
    AVAILABLE REPAIR KIT(S):
  146-9667 [1] KIT-SEAL  
  Y   SEPARATE ILLUSTRATION
 

#SEBP22540307
 

153-2692: MOTOR GP-PISTON

153-2692 MOTOR GP-PISTON
S/N 6BL1689-UP
PART OF 142-6825 DRIVE GP-FINAL
i00842992 SEBP2254
1532692 MOTOR GP-PISTON Parts scheme
  For full view, you need register

Parts for your 312-A EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 128-1937 [1] VALVE AS-PILOT  
2. 146-9659 Y [1] BLOCK GP-HYDRAULIC  
3. 128-1929 [1] PIN-DOWEL  
4. 153-2690 [1] HOUSING-MOTOR  
5. 153-2691 [1] RING-RETAINING  
6. 153-2686 [1] SHAFT  
7. 134-5180 [1] SET-BEARING  
  128-1903 B [1] SHIM PACK (INCLUDES 14-SHIMS)  
8. 128-1899 [1] SWASHPLATE  
9. 153-2688 [1] CRADLE SHELL  
10. 146-9666 [1] CONTROL-MOTOR  
  8T-7525 [1] SEAL-O-RING  
  095-1750 [2] SEAL-O-RING  
11. 153-2685 [1] ROTATING AS  
12. 125-9702 [2] CLAMP  
13. 125-9706 [2] DOWEL SCREW  
   
    AVAILABLE REPAIR KIT(S):
  153-2687 [1] KIT-SEAL  
  B   USE AS REQUIRED
  Y   SEPARATE ILLUSTRATION
 

#SEBP22540308
 

4I-7646: MOTOR GP-SWING

4I-7646 MOTOR GP-SWING
S/N 6BL1-378
PART OF 7I-7764 DRIVE GP-SWING
i00369382 SEBP2254
4I7646 MOTOR GP-SWING Parts scheme 4I7646 MOTOR GP-SWING Parts scheme
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Parts for your 312-A EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 099-0320 [1] BUSHING  
2. 099-0321 [1] SEAL-LIP TYPE  
3. 099-0322 [1] BEARING-ROLLER  
4. 7I-0057 [1] SPRING  
5. 099-4749 [1] PLATE-CAM  
6. 7I-0058 [1] PLATE-RETAINER  
7. 7I-1180 [1] PISTON AS  
  099-0326 [9] PISTON AS  
8. 099-0371 [3] PLUG  
9. 095-1579 [3] SEAL-O-RING  
10. 6F-4718 [1] SEAL-O-RING  
11. 099-0329 [2] PIN  
12. 099-0330 [4] SPRING  
13. 099-0331 [4] RING  
14. 099-0332 [4] BUSHING  
15. 099-0333 [1] PLATE-VALVE  
16. 099-0334 [1] BEARING AS-NEEDLE  
17. 099-0335 [1] RING-RETAINING  
18. 099-6533 [1] BARREL AS  
19. 105-7230 [1] HOUSING  
20. 7I-0060 [2] PLUG  
21. 095-1784 [2] RING-BACKUP  
22. 095-1585 [2] SEAL-O-RING  
23. 095-1580 [2] SEAL-O-RING  
24. 7I-0061 [2] VALVE (CROSSOVER RELIEF)  
25. 7I-0062 [2] SPRING  
26. 7I-0063 [2] SLEEVE AS  
27. 7I-0064 [1] HEAD  
28. 095-1594 [4] SEAL-O-RING  
29. 095-1592 [2] SEAL-O-RING  
30. 095-1788 [2] RING-BACKUP  
31. 099-7690 [2] VALVE GP-RELIEF  
32. 8T-0347 M [4] BOLT-SOCKET HEAD (M14X1.5X45-MM)  
33. 096-5933 [2] VALVE-CHECK (MAKEUP)  
34. 095-1789 [2] RING  
35. 096-5934 [2] SPRING  
36. 096-5932 [2] PLUG  
37. [1] PLATE-IDENTIFICATION  
   
    AVAILABLE REPAIR KIT(S):
  102-0898 [1] KIT-SEAL (INCLUDES RINGS)  
  M   METRIC PART
 

#SEBP22540309
 

7I-8267: MOTOR GP-SWING

7I-8267 MOTOR GP-SWING
S/N 6BL379-UP
PART OF 7I-7763 DRIVE GP-SWING
ALSO AN ATTACHMENT
i00405674 SEBP2254
7I8267 MOTOR GP-SWING Parts scheme
  For full view, you need register

Parts for your 312-A EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 099-0320 [1] BUSHING  
2. 099-0321 [1] SEAL-LIP TYPE  
3. 099-0322 [1] BEARING-ROLLER  
4. 7I-0057 [1] SPRING  
5. 099-4749 [1] PLATE-CAM  
6. 7I-0058 [1] PLATE-RETAINER  
7. 7I-1180 [1] PISTON AS  
8. 099-6530 [2] PLATE-FRICTION  
9. 099-6531 [2] PLATE-SEPARATOR  
10. 099-6532 [1] SEAL-O-RING  
11. 099-6535 [1] PISTON-BRAKE  
12. 6F-4718 [2] SEAL-O-RING  
13. 099-0328 [16] SPRING  
14. 099-0329 [2] PIN  
15. 099-0330 [4] SPRING  
16. 099-0331 [4] RING  
17. 099-0332 [4] BUSHING  
18. 099-0333 [1] PLATE-VALVE  
19. 099-0334 [1] BEARING AS-NEEDLE  
20. 099-0335 [1] RING-RETAINING  
21. 099-6533 [1] BARREL AS  
22. 102-0896 [1] HOUSING  
23. [1] PLATE-IDENTIFICATION  
24. 7I-0060 [2] PLUG  
25. 095-1784 [2] RING-BACKUP  
26. 095-1585 [2] SEAL-O-RING  
27. 095-1580 [2] SEAL-O-RING  
28. 7I-0061 [2] VALVE (CROSSOVER RELIEF)  
29. 7I-0062 [2] SPRING  
30. 7I-0063 [2] SLEEVE AS  
31. 7I-0064 [1] HEAD  
32. 095-1594 [4] SEAL-O-RING  
33. 095-1592 [2] SEAL-O-RING  
34. 095-1788 [2] RING-BACKUP  
35. 099-7690 [2] VALVE GP-RELIEF  
36. 8T-0347 M [4] BOLT-SOCKET HEAD (M14X1.5X45-MM)  
37. 096-5933 [2] VALVE-CHECK (MAKEUP)  
38. 095-1789 [2] RING  
39. 096-5934 [2] SPRING  
40. 096-5932 [2] PLUG  
41. 099-0371 [3] PLUG  
42. 095-1579 [3] SEAL-O-RING  
43. 7I-0066 [1] VALVE GP-BRAKE  
44. 4J-5268 [2] SEAL-O-RING  
45. 6V-5586 [1] SEAL-O-RING  
   
    AVAILABLE REPAIR KIT(S):
  102-0898 [1] KIT-SEAL  
  M   METRIC PART
 

Information:

Service Magazine
The 6V-8633 Connector Has Changed {5057, 7553}
2005/11/28

Caterpillar Parts SIS Catalog 312-A :

LINES GP-STICK
5I-4071 LINES GP-STICK
LINES GP-STICK
5I-4069 LINES GP-STICK
LINES GP-STICK
144-5465 LINES GP-STICK
LINES GP-RETURN & FILTER
6I-6717 LINES GP-RETURN & FILTER
LINES GP-RETURN & FILTER
6I-6703 LINES GP-RETURN & FILTER
LINES GP-PUMP
6I-6704 LINES GP-PUMP
LINES GP-PUMP
145-5101 LINES GP-PUMP
LINES GP-PILOT
7I-7302 LINES GP-PILOT
LINES GP-SWING MOTOR
4I-7617 LINES GP-SWING MOTOR
LINES GP-TRAVEL MOTOR
119-5830 LINES GP-TRAVEL MOTOR
LINES GP-TRAVEL MOTOR
6I-6700 LINES GP-TRAVEL MOTOR
LINES GP-TRAVEL MOTOR
6I-6700 LINES GP-TRAVEL MOTOR
MOTOR GP-PISTON
128-1881 MOTOR GP-PISTON
MOTOR GP-PISTON
145-7765 MOTOR GP-PISTON
MOTOR GP-PISTON
153-2692 MOTOR GP-PISTON
MOTOR GP-SWING
4I-7646 MOTOR GP-SWING
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The names Cat, Caterpillar, John Deere, Komatsu, Volvo, Hitachi, Doosan, JCB, Hyundai or any other original equipment manufacturers are registered trademarks of the respective original equipment manufacturers. All names, descriptions, numbers and symbols are used for reference purposes only.
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