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385-2830 LINES GP-STICK CYLINDER S/N BRW1-UP PART OF 385-2829 CYLINDER & LINES GP-STICK AN ATTACHMENT 312D2 GC


HYDRAULIC SYSTEM
LINES GP-CYLINDER
LINES GP-TRAVEL MOTOR
MANIFOLD GP
MOTOR GP
MOUNTING GP
PUMP GP

EXCAVATOR 312D2 GC EXCAVATOR BRW
 312D2 GC Excavator BRW00001-UP (MACHINE) POWERED BY 3054C Engine SEBP7466 312D2 GC BRW   (2014)

HYDRAULIC SYSTEM

LINES GP-CYLINDER
LINES GP-BOOM CYLINDER
385-2827 LINES GP-BOOM CYLINDER
LINES GP-BOOM CYLINDER
385-2835 LINES GP-BOOM CYLINDER
LINES GP-BOOM CYLINDER
437-0474 LINES GP-BOOM CYLINDER
LINES GP-BUCKET CYLINDER
385-2833 LINES GP-BUCKET CYLINDER
LINES GP-STICK CYLINDER
385-2830 LINES GP-STICK CYLINDER
 

#SEBP74660250
 

385-2830: LINES GP-STICK CYLINDER

385-2830 LINES GP-STICK CYLINDER
S/N BRW1-UP
PART OF 385-2829 CYLINDER & LINES GP-STICK
AN ATTACHMENT
i04985397 SEBP7466
3852830 LINES GP-STICK CYLINDER Parts scheme
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Parts for your 312D2 GC EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 385-2967 [1] CLAMP  
2. 422-9132 [1] SUPPORT AS  
3. 8T-0271 M [4] BOLT-SOCKET HEAD (M10X1.5X35-MM)  
4. 385-2970 [1] TUBE AS  
5. 6V-0357 [2] SEAL-O-RING  
6. 7X-0796 [3] LOCKWASHER (10.2X18.4X2.5-MM THK)  
7. 6V-5842 M [2] BOLT (M10X1.5X40-MM)  
8. 6V-4249 M [1] BOLT (M10X1.5X50-MM)  
9. 6V-9832 [2] CAP (ORFS)  
10. 393-7944 [1] FLANGE-ELBOW  
11. 8T-1160 M [4] BOLT-SOCKET HEAD (M10X1.5X50-MM)  
12. 6V-9746 [2] SEAL-O-RING  
  M   METRIC PART
 

#SEBP74660251
 

278-6511: LINES GP-TRAVEL MOTOR

278-6511 LINES GP-TRAVEL MOTOR
S/N BRW1-UP
PART OF 465-0288 HYDRAULIC AR
i03877828 SEBP7466
2786511 LINES GP-TRAVEL MOTOR Parts scheme
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Parts for your 312D2 GC EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5I-4365 [2] GROMMET  
2. 4I-6039 [2] GROMMET  
3. 7I-1303 I [4] HOSE AS  
4. 162-4696 Y [1] SWIVEL GP  
5. 307-5096 I [2] HOSE AS  
6. 179-7771 I [2] HOSE AS  
7. 267-4063 [2] CONNECTOR AS  
    (EACH INCLUDES)
  3J-1907 [1] SEAL-O-RING  
  4J-5477 [1] SEAL-O-RING  
  156-8801 [1] CONNECTOR  
8. 148-8325 [2] CONNECTOR AS  
    (EACH INCLUDES)
  3J-1907 [1] SEAL-O-RING  
  4J-5477 [1] SEAL-O-RING  
  6V-8641 [1] CONNECTOR  
9. 148-8327 [8] CONNECTOR AS  
    (EACH INCLUDES)
  3D-2824 [1] SEAL-O-RING  
  6V-8637 [1] CONNECTOR  
  6V-9746 [1] SEAL-O-RING  
10. 148-8340 [2] CONNECTOR AS  
    (EACH INCLUDES)
  3K-0360 [1] SEAL-O-RING  
  6V-8398 [1] SEAL-O-RING  
  6V-8639 [1] CONNECTOR  
11. 148-8436 [1] TEE AS  
  3K-0360 [1] SEAL-O-RING  
  6V-8398 [2] SEAL-O-RING  
  6V-8775 [1] TEE-FACE SEAL  
12. 7K-1181 [4] STRAP-CABLE  
13. 8T-4121 [4] WASHER-HARD (11X21X2.5-MM THK)  
14. 8T-4137 M [4] BOLT (M10X1.5X20-MM)  
15. 1U-8846 B SEALANT-GASKET  
  B   USE AS REQUIRED
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP74660252
 

215-5037: MANIFOLD GP-CONTROL

215-5037 MANIFOLD GP-CONTROL -PILOT OIL
S/N BRW1-UP
PART OF 446-7001 LINES GP-PILOT
i06193222 SEBP7466
2155037 MANIFOLD GP-CONTROL Parts scheme
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Parts for your 312D2 GC EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 457-9878 CY [1] VALVE GP-SOLENOID (24-VOLT)(SWING BRAKE RELEASE)  
1A. 457-9878 CY [1] VALVE GP-SOLENOID (24-VOLT)(HYDRAULIC LOCKOUT)  
1B. 457-9878 CY [1] VALVE GP-SOLENOID (24-VOLT)(TRAVEL SPEED)  
2. 9S-8005 C [4] PLUG (3/4-16-THD)  
3. 9S-8004 C [1] PLUG (9/16-18-THD)  
4. 197-0196 C [1] VALVE-CHECK  
5. 197-0199 C [1] SPRING  
6. 197-0273 C [1] SPRING  
7. 7I-2272 CM [6] BOLT (M5X0.8X12-MM)  
8. 3J-1907 C [1] SEAL-O-RING  
9. 3K-0360 C [4] SEAL-O-RING  
10. 225-4818 C [6] PLUG AS  
    (EACH INCLUDES)
  4J-7533 [1] SEAL-O-RING  
  225-4804 [1] PLUG  
  C   CHANGE FROM PREVIOUS TYPE
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP74660253
 

170-9893: MOTOR GP-SWING

170-9893 MOTOR GP-SWING
S/N BRW1-UP
PART OF 333-3072 DRIVE GP-SWING
i03855193 SEBP7466
1709893 MOTOR GP-SWING Parts scheme
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Parts for your 312D2 GC EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 099-0320 [1] BUSHING  
2. 099-0321 J [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. 200-3335 [1] PISTON AS  
8. 099-6530 [3] PLATE-FRICTION  
9. 099-6531 [3] PLATE-SEPARATOR  
10. 099-6532 J [1] SEAL-O-RING  
11. 099-6535 [1] PISTON-BRAKE  
12. 6F-4718 J [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. 444-2033 [4] BUSHING  
18. 099-0333 [1] PLATE-VALVE  
19. 099-0334 [1] BEARING AS-NEEDLE  
20. 099-0335 [1] RING-RETAINING  
21. 123-2143 [1] BARREL AS  
22. 194-8401 [1] HOUSING  
24. 7I-0060 [2] PLUG  
25. 095-1784 J [2] RING-BACKUP  
26. 095-1585 J [2] SEAL-O-RING  
27. 095-1580 J [2] SEAL-O-RING  
28. 7I-0061 [2] VALVE (CROSSOVER RELIEF)  
29. 7I-0062 [2] SPRING  
30. 7I-0063 [2] SLEEVE AS  
31. 194-8400 [1] HEAD  
32. 095-1594 J [4] SEAL-O-RING  
33. 3J-1907 J [2] SEAL-O-RING  
34. 9S-4191 [2] PLUG (9/16-18-THD)  
35. 229-0992 [2] VALVE GP-RELIEF (SWING)  
    (EACH INCLUDES)
  095-1594 [1] SEAL-O-RING  
36. 8T-0347 M [4] BOLT-SOCKET HEAD (M14X1.5X45-MM)  
37. 096-5933 [2] VALVE-CHECK (MAKEUP)  
38. 095-1789 J [2] RING  
39. 096-5934 [2] SPRING  
40. 096-5932 [2] PLUG  
   
    AVAILABLE REPAIR KIT(S):
  123-2145 J [1] KIT-SEAL (SWING MOTOR)  
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
 

#SEBP74660254
 

422-9182: MOTOR GP-SWING

422-9182 MOTOR GP-SWING
S/N BRW1-UP
PART OF 421-9132 DRIVE GP-SWING
i05888616 SEBP7466
4229182 MOTOR GP-SWING Parts scheme
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Parts for your 312D2 GC EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2K-8257 [1] SEAL-O-RING  
2. 3E-6711 [1] SEAL-O-RING  
3. 3J-1907 [2] SEAL-O-RING  
4. 9F-1399 [1] SEAL-O-RING  
5. 095-1590 [2] SEAL-O-RING  
6. 126-2055 [18] SPRING  
7. 184-1836 M [3] BOLT (M18X2.5X45-MM)  
8. 371-7201 [2] PLUG  
9. 446-7219 [1] PISTON AS  
10. 446-7221 [1] HEAD GP-MOTOR (SWING)  
  095-0882 [2] PIN-SPRING  
11. 446-7224 [1] VALVE GP-SWING CUSHION  
  095-1595 [2] SEAL-O-RING  
12. 446-7226 [2] VALVE GP-RELIEF (SWING MOTOR)  
    (EACH INCLUDES)
  095-1698 [1] SEAL-O-RING  
13. 446-7227 [2] PLUG  
14. 446-7228 [1] SPRING  
15. 446-7229 [2] SPRING  
16. 446-7230 [2] PLUG  
17. 446-7232 [1] HOUSING-MOTOR  
18. 446-7234 [1] PLATE  
19. 446-7235 [1] SHAFT  
20. 446-7236 [1] BARREL  
21. 446-7237 [1] PISTON-BRAKE  
22. 446-7238 [1] PLATE  
23. 446-7239 [2] PLATE-SEPARATOR  
24. 446-7240 [1] PLATE-VALVE  
25. 446-7241 [2] PLATE-FRICTION  
26. 446-7242 [2] VALVE-CHECK  
27. 446-7243 [1] BEARING  
28. 446-7244 [1] BEARING  
29. 446-7245 [1] SEAL-LIP TYPE  
  M   METRIC PART
 

#SEBP74660255
 

509-5929: MOTOR GP-TRAVEL

509-5929 MOTOR GP-TRAVEL
S/N BRW1-UP
PART OF 507-1117 DRIVE GP-FINAL
i07229168 SEBP7466
5095929 MOTOR GP-TRAVEL Parts scheme
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Parts for your 312D2 GC EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 538-4275 [1] SEAL-O-RING  
2. 190-3010 [1] SEAL-O-RING  
3. 536-5550 [1] HOUSING  
4. 536-5534 [1] PISTON AS  
5. 536-5537 [1] PLATE-RETAINER  
6. 536-5538 [1] GUIDE-BALL  
7. 536-5535 [1] SHAFT-DRIVE  
8. 536-5548 [2] KEY  
9. 538-4280 [4] DOWEL  
10. 538-4277 [1] BEARING  
11. 538-4274 [1] SEAL-LIP TYPE  
12. 536-5549 [1] SPRING  
13. 536-5547 [1] PISTON  
14. 536-5536 [1] SWASHPLATE  
15. 538-4279 [3] ROLLER-NEEDLE  
16. 536-5540 [2] SEAT-SPRING  
17. 536-5544 [3] PLATE-FRICTION  
18. 536-5545 [3] PLATE-SEPARATOR  
19. 536-5541 [1] PISTON-BRAKE  
20. 9S-8004 [2] PLUG (9/16-18-THD)  
21. 9F-1399 [1] SEAL-O-RING  
22. 536-5539 [1] PLATE-VALVE  
23. 538-4276 [1] RING-RETAINING  
24. 536-5546 [2] SHIM AS  
25. 538-4278 [1] BEARING  
26. 536-5543 [1] SPRING  
27. 099-3095 [1] DOWEL  
28. 536-5542 [11] SPRING-BRAKE  
29. 536-5552 Y [1] VALVE GP-TRAVEL COUNTERBALANCE (TRACTION CONTROL)  
30. 8T-3957 M [10] BOLT-SOCKET HEAD (M12X1.75X30-MM)  
31. 9X-6154 M [4] BOLT-SOCKET HEAD (M8X1.25-THD)  
32. 536-5533 Y [1] VALVE GP-RELIEF  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP74660256
 

278-6664: MOUNTING GP-MAIN CONTROL VALVE

278-6664 MOUNTING GP-MAIN CONTROL VALVE
S/N BRW1-UP
PART OF 465-0288 HYDRAULIC AR
i04912339 SEBP7466
2786664 MOUNTING GP-MAIN CONTROL VALVE Parts scheme
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Parts for your 312D2 GC EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 178-6450 [4] SPACER (17X35X30-MM THK)  
2. 375-6708 C [1] SUPPORT AS (LH)  
3. 375-6709 C [1] SUPPORT AS (RH)  
4. 453-2834 M [3] BOLT (M16X2X30-MM)  
5. 447-1707 M [4] BOLT (M16X2X60-MM)  
6. 451-2175 [3] WASHER-HARD (17.5X30X3.5-MM THK)  
  C   CHANGE FROM PREVIOUS TYPE
  M   METRIC PART
 

#SEBP74660257
 

387-2606: PUMP & MTG GP-MAIN HYDRAULIC

387-2606 PUMP & MTG GP-MAIN HYDRAULIC
S/N BRW1-UP
PART OF 465-0288 HYDRAULIC AR
i04942995 SEBP7466
3872606 PUMP & MTG GP-MAIN HYDRAULIC Parts scheme
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Parts for your 312D2 GC EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 344-0688 Y [1] COUPLING GP-PUMP  
2. 391-9442 Y [1] PUMP GP-MAIN HYDRAULIC  
3. 8T-4121 [12] WASHER-HARD (11X21X2.5-MM THK)  
4. 8T-4195 M [12] BOLT (M10X1.5X30-MM)  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP74660258
 

341-2860: PUMP GP-GEAR

341-2860 PUMP GP-GEAR
S/N BRW1-UP
PART OF 391-9442 PUMP GP-MAIN HYDRAULIC
i04943472 SEBP7466
3412860 PUMP GP-GEAR Parts scheme
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Parts for your 312D2 GC EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
   
    AVAILABLE REPAIR KIT(S):
  327-8740 [1] KIT-SEAL (GEAR PUMP)  
    (KIT INCLUDES GASKETS, LIP TYPE SEAL, SEAL & RETAINING RING)
 

#SEBP74660259
 

391-9442: PUMP GP-MAIN HYDRAULIC

391-9442 PUMP GP-MAIN HYDRAULIC
S/N BRW1-UP
PART OF 387-2606 PUMP & MTG GP-MAIN HYDRAULIC
i04943419 SEBP7466
3919442 PUMP GP-MAIN HYDRAULIC Parts scheme 3919442 PUMP GP-MAIN HYDRAULIC Parts scheme
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Parts for your 312D2 GC EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 111-9916 Y [1] VALVE GP-SOLENOID (PRESSURE REDUCING)(PUMP CONTROL)  
2. 165-2799 [12] SPRING  
3. 165-2801 [2] BEARING-ROLLER  
4. 165-2804 [1] FLANGE  
5. 165-2805 [2] BLOCK  
6. 165-3838 [1] BARREL AS  
7. 165-3839 [1] BARREL AS  
8. 165-3853 [1] COVER  
9. 176-8131 [2] SPACER-SPECIAL  
10. 176-8132 [2] BEARING  
11. 190-4896 [2] PLUG  
12. 192-0573 [4] PIN-DOWEL  
13. 199-0518 [2] SEAL-O-RING  
14. 207-2985 [2] ORIFICE  
15. 225-6216 [1] GASKET  
16. 267-8084 [2] BEARING-NEEDLE  
17. 268-6263 [2] CAM  
18. 269-2433 [4] BEARING-CRADLE  
19. 273-8315 [1] SEAL-O-RING  
20. 282-9192 [1] CASE-FLANGE  
21. 341-2860 Y [1] PUMP GP-GEAR (PILOT)  
22. 353-5829 [2] GUIDE-BALL  
23. 353-5837 [1] SEAL-LIP TYPE  
24. 368-9994 [1] PLATE  
25. 368-9995 [2] GEAR (47-TEETH)  
26. 368-9996 [1] SHAFT-DRIVE  
27. 368-9997 [1] SHAFT-DRIVEN  
28. 165-3847 [18] PISTON AS  
29. 391-9438 [1] BLOCK-PORT  
30. 391-9444 Y [2] HEAD GP-PUMP (DRIVE)  
32. 094-1875 [6] DOWEL  
33. 094-1882 [13] PLUG  
35. 189-9763 [4] SEAL-O-RING  
36. 1H-7339 [1] SEAL-O-RING  
37. 1J-6472 [2] RING-RETAINING  
38. 273-8320 [1] SEAL-O-RING  
39. 3J-1907 [2] SEAL-O-RING  
40. 6V-8144 [2] RING-RETAINING  
41. 6V-8757 [2] RING-RETAINING  
42. 7I-2272 M [2] BOLT (M5X0.8X12-MM)  
43. 7X-2553 M [5] BOLT (M16X2X40-MM)  
44. 7X-2556 M [1] BOLT (M16X2X100-MM)  
45. 2Y-5578 [4] PIN  
46. 8T-4121 [2] WASHER-HARD (11X21X2.5-MM THK)  
47. 8T-4136 M [4] BOLT (M10X1.5X25-MM)  
48. 8T-4139 M [8] BOLT (M12X1.75X30-MM)  
49. 8T-4140 M [2] BOLT (M16X2X60-MM)  
50. 8T-4185 M [4] BOLT (M10X1.5X50-MM)  
51. 8T-7547 M [4] BOLT (M8X1.25X30-MM)  
52. 8T-9599 [1] RING-RETAINING  
53. 9S-4191 [2] PLUG (9/16-18-THD)  
54. 353-5825 [2] RETAINER  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

Information:

Caterpillar Parts SIS Catalog 312D2 GC :

LINES GP-STICK
179-7601 LINES GP-STICK
LINES GP-STICK
179-7600 LINES GP-STICK
LINES GP-PUMP
278-6671 LINES GP-PUMP
LINES GP-PILOT
502-5318 LINES GP-PILOT
LINES GP-PILOT
446-7001 LINES GP-PILOT
LINES GP-PILOT
387-3693 LINES GP-PILOT
LINES GP-PILOT
282-7411 LINES GP-PILOT
LINES GP-PILOT
278-6721 LINES GP-PILOT
LINES GP-TRAVEL MOTOR
278-6511 LINES GP-TRAVEL MOTOR
MANIFOLD GP-CONTROL
215-5037 MANIFOLD GP-CONTROL
MOTOR GP-SWING
170-9893 MOTOR GP-SWING
MOTOR GP-SWING
422-9182 MOTOR GP-SWING
MOTOR GP-TRAVEL
509-5929 MOTOR GP-TRAVEL
MOUNTING GP-MAIN CONTROL VALVE
278-6664 MOUNTING GP-MAIN CONTROL VALVE
PUMP & MTG GP-MAIN HYDRAULIC
387-2606 PUMP & MTG GP-MAIN HYDRAULIC
PUMP GP-GEAR
341-2860 PUMP GP-GEAR
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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.
AVSpare.com is in no way associated with any of the manufacturers we have listed. All manufacturer's names and descriptions are for reference only. Cat® and Caterpillar® are registered trademarks of Caterpillar, Inc.