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385-2828 CYLINDER & SEAL GP-BOOM S/N FAB1-UP 110-MM (4.3-IN) BORE X 1015-MM (40-IN) STROKE PART OF 385-2825, 385-2826 CYLINDER & LINES GP-BOOM AN ATTACHMENT 312D2 L


HYDRAULIC SYSTEM
CYLINDER GP
DRIVE GP
FILTER GP

EXCAVATOR 312D2 L EXCAVATOR FAB
 312D2 L Excavator FAB00001-UP (MACHINE) POWERED BY 3054C Engine SEBP7551 312D2 L FAB   (2015)

HYDRAULIC SYSTEM

CYLINDER GP
385-2825 CYLINDER & LINES GP-BOOM
385-2826 CYLINDER & LINES GP-BOOM
385-2832 CYLINDER & LINES GP-BUCKET
385-2829 CYLINDER & LINES GP-STICK
CYLINDER & SEAL GP-BOOM
385-2828 CYLINDER & SEAL GP-BOOM
CYLINDER & SEAL GP-BUCKET
385-2834 CYLINDER & SEAL GP-BUCKET
CYLINDER & SEAL GP-STICK
385-2831 CYLINDER & SEAL GP-STICK
 

#SEBP75510200
 

385-2828: CYLINDER & SEAL GP-BOOM

385-2828 CYLINDER & SEAL GP-BOOM
S/N FAB1-UP
110-MM (4.3-IN) BORE X 1015-MM (40-IN) STROKE
PART OF 385-2825, 385-2826 CYLINDER & LINES GP-BOOM
AN ATTACHMENT
i05411220 SEBP7551
3852828 CYLINDER & SEAL GP-BOOM Parts scheme
  For full view, you need register

Parts for your 312D2 L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 390-4188 [1] CYLINDER AS-BOOM  
1A. 273-6945 [1] BUSHING  
2. 390-4189 [1] ROD AS  
2A. 290-9178 [1] BUSHING  
3. 390-4190 [1] HEAD  
4. 393-7930 [1] RING-RETAINING  
5. 393-7931 [1] BUSHING  
6. 390-4193 [1] STOP  
7. 390-4194 [1] PISTON  
8. 393-7933 [1] RING-SNAP  
9. 385-2890 [1] BALL  
10. 390-4197 M [1] SETSCREW-SOCKET (M10X1.5X14-MM)  
11. 3E-6910 M [15] BOLT-SOCKET HEAD (M12X1.75X70-MM)  
12. 166-1494 [2] SEAL-LIP TYPE  
13. 166-1492 [2] SEAL-LIP TYPE  
14. 3B-8489 [1] FITTING-GREASE (1/8-27 PTF)  
15. 416-1273 J [1] SEAL-WIPER  
16. 416-1274 J [1] SEAL-U-CUP  
17. 416-1276 J [1] SEAL-BUFFER  
18. 416-1275 J [1] RING-BACKUP  
19. 416-1277 J [1] SEAL-O-RING  
20. 416-1278 J [1] RING-BACKUP  
21. 416-1280 J [1] SEAL AS  
22. 416-1279 J [2] RING-WEAR  
23. 416-1282 J [2] RING-WEAR  
24. 416-1281 J [1] SEAL-RING  
   
    AVAILABLE REPAIR KIT(S):
  393-7887 J [1] KIT-SEAL (BOOM CYLINDER)  
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
 

#SEBP75510201
 

385-2834: CYLINDER & SEAL GP-BUCKET

385-2834 CYLINDER & SEAL GP-BUCKET
S/N FAB1-UP
100-MM (3.9-IN) BORE X 939-MM (36.9-IN) STROKE
PART OF 385-2832 CYLINDER & LINES GP-BUCKET
AN ATTACHMENT
i05411677 SEBP7551
3852834 CYLINDER & SEAL GP-BUCKET Parts scheme
  For full view, you need register

Parts for your 312D2 L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 390-4219 [1] CYLINDER AS  
1A. 229-1095 [1] BUSHING  
2. 390-4220 [1] ROD AS  
2A. 248-7857 [1] BUSHING  
3. 390-4221 [1] HEAD  
4. 390-4158 [1] BUSHING  
5. 390-4157 [1] RING-RETAINING  
6. 390-4159 [1] RING-SNAP  
7. 390-4225 [1] PISTON  
8. 390-4226 [1] SETSCREW-SOCKET (M10X1.5X10-MM)  
9. 385-2890 [1] BALL  
10. 3E-6910 M [15] BOLT-SOCKET HEAD (M12X1.75X70-MM)  
11. 166-1492 [2] SEAL-LIP TYPE  
12. 235-7679 [2] SEAL-LIP TYPE  
13. 3B-8489 [2] FITTING-GREASE (1/8-27 PTF)  
14. 416-1295 J [1] SEAL-WIPER  
15. 416-1296 J [1] SEAL-U-CUP  
16. 416-1298 J [1] SEAL-BUFFER  
17. 416-1297 J [1] RING-BACKUP  
18. 416-1299 J [1] SEAL-O-RING  
19. 416-1300 J [1] RING-BACKUP  
20. 416-1302 J [1] SEAL AS-PISTON  
21. 416-1301 J [2] RING-WEAR  
22. 416-1303 J [2] RING-WEAR  
   
    AVAILABLE REPAIR KIT(S):
  390-4227 J [1] KIT-SEAL (BUCKET CYLINDER)  
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
 

#SEBP75510202
 

385-2831: CYLINDER & SEAL GP-STICK

385-2831 CYLINDER & SEAL GP-STICK
S/N FAB1-UP
120-MM (4.7-IN) BORE X 1197-MM (47.1-IN) STROKE
PART OF 385-2829 CYLINDER & LINES GP-STICK
AN ATTACHMENT
i05411310 SEBP7551
3852831 CYLINDER & SEAL GP-STICK Parts scheme
  For full view, you need register

Parts for your 312D2 L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 390-4202 [1] CYLINDER AS-STICK  
1A. 229-1093 [1] BUSHING  
2. 390-4203 [1] ROD AS  
2A. 229-1093 [1] BUSHING  
3. 390-4204 [1] HEAD  
4. 385-2900 [1] BUSHING  
5. 385-2899 [1] RING-RETAINING  
6. 390-4207 [1] STOP  
7. 390-4208 [1] PISTON  
8. 385-2905 [1] RING-SNAP  
9. 385-2922 [1] BALL  
10. 422-9120 [1] SETSCREW-HEX SOCKET  
11. 385-2910 [1] RING-RETAINING  
12. 385-2920 [1] RING-RETAINING  
13. 390-4215 [1] STOP  
14. 095-0703 M [12] BOLT-SOCKET HEAD (M16X2X75-MM)  
15. 166-1492 [4] SEAL-LIP TYPE  
16. 3B-8489 [1] FITTING-GREASE (1/8-27 PTF)  
17. 8T-6763 [1] PLUG-PIPE (1/4-18-THD)  
18. 416-1284 J [1] SEAL-WIPER  
19. 416-1285 J [1] SEAL-U-CUP  
20. 416-1287 J [1] SEAL-BUFFER  
21. 416-1286 J [1] RING-BACKUP  
22. 416-1288 J [1] SEAL-O-RING  
23. 416-1289 J [1] RING-BACKUP  
24. 416-1291 J [1] SEAL AS  
25. 416-1290 J [2] RING-WEAR  
26. 416-1292 J [2] RING-WEAR  
27. 416-1293 J [1] RING-SEAL  
28. 416-1294 J [1] RING-SEAL  
   
    AVAILABLE REPAIR KIT(S):
  393-7949 J KIT-SEAL (STICK CYLINDER)  
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
 

#SEBP75510203
 

421-9132: DRIVE GP-SWING

421-9132 DRIVE GP-SWING -WITH MOTOR
S/N FAB1-UP
PART OF 424-0519 DRIVE GP-SWING
ALSO AN ATTACHMENT
i06146391 SEBP7551
4219132 DRIVE GP-SWING Parts scheme
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Parts for your 312D2 L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 467-4412 CY [1] DRIVE GP-SWING (WITHOUT MOTOR)  
2. 422-9182 Y [1] MOTOR GP-SWING  
3. 6V-7644 [1] RING-RETAINING  
4. 8T-4223 [12] WASHER-HARD (13.5X25.5X3-MM THK)  
5. 8T-5041 M [12] BOLT (M12X1.75X120-MM)  
  C   CHANGE FROM PREVIOUS TYPE
  M   METRIC PART
  R   REMANUFACTURED PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

#SEBP75510204
 

424-0519: DRIVE GP-SWING

424-0519 DRIVE GP-SWING -WITH MOTOR
S/N FAB1-UP
PART OF 441-8587 POWER TRAIN AR
ALSO AN ATTACHMENT
i06019225 SEBP7551
4240519 DRIVE GP-SWING Parts scheme
  For full view, you need register

Parts for your 312D2 L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 099-3563 [1] CONNECTOR  
2. 191-2662 [1] GAUGE-OIL LEVEL (SWING DRIVE)  
3. 267-6744 [1] BREATHER AS (SWING DRIVE)  
  4H-6112 [1] BREATHER (SWING DRIVE)  
  227-6227 [1] BOSS  
  267-6786 [1] FITTING  
4. 421-9132 Y [1] DRIVE GP-SWING (WITH MOTOR)  
5. 424-0524 [1] PIPE-GAUGE  
6. 3K-0360 [2] SEAL-O-RING  
7. 6V-7238 [1] VALVE-SHUTOFF (HYDRAULIC OIL)  
  Y   SEPARATE ILLUSTRATION
 

#SEBP75510205
 

467-4412: DRIVE GP-SWING

467-4412 DRIVE GP-SWING -WITHOUT MOTOR
S/N FAB1-UP
PART OF 421-9132 DRIVE GP-SWING
ALSO AN ATTACHMENT
i06146502 SEBP7551
4674412 DRIVE GP-SWING Parts scheme
  For full view, you need register

Parts for your 312D2 L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 093-6089 [2] DOWEL  
2. 191-2602 [6] WASHER (32X56X1.2-MM THK)  
3. 191-2605 [1] WASHER (30X75X3-MM THK)  
4. 191-2608 [3] GEAR-PLANETARY  
5. 191-2609 [3] SHAFT-PLANETARY  
6. 191-2610 [3] PIN-SPRING  
7. 191-2611 [1] GEAR-SUN  
8. 191-2613 [1] GEAR-RING  
9. 199-4627 [6] WASHER  
10. 333-3048 [1] CARRIER  
11. 333-3049 [3] GEAR-PLANETARY  
12. 333-3050 [3] BEARING  
13. 333-3051 [3] SHAFT  
14. 095-0879 [3] PIN-SPRING  
15. 333-3058 [3] WASHER-THRUST (30X47X2-MM THK)  
16. 333-3059 [3] RING-RETAINING  
17. 7X-2619 M [6] BOLT (M6X1X10-MM)  
18. 353-0534 [1] BEARING  
19. 466-5323 [1] BEARING  
20. 353-0536 [1] CARRIER-PLANETARY  
21. 353-0537 [6] BEARING  
22. 353-0538 [1] GEAR-SUN  
23. 353-0539 [1] SHAFT-PINION  
24. 353-0540 [1] HOUSING  
25. 353-0541 [1] SEAL-LIP TYPE  
26. 353-0542 [1] SEAL  
27. 353-0543 [2] PLATE  
28. 095-0929 [1] RING-RETAINING  
  M   METRIC PART
 

#SEBP75510206
 

442-0253: FASTENER GP-SWING & FINAL DR

442-0253 FASTENER GP-SWING & FINAL DR
S/N FAB1-UP
PART OF 441-8587 POWER TRAIN AR
ALSO AN ATTACHMENT
i06019213 SEBP7551
4420253 FASTENER GP-SWING & FINAL DR Parts scheme
  For full view, you need register

Parts for your 312D2 L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 114-1374 [1] SUPPORT  
2. 352-7064 [2] CAP  
3. 481-3909 [14] WASHER-HARD (17.5X30X5-MM THK)  
4. 461-3872 M [46] BOLT (M16X2X50-MM)  
5. 191-2543 [2] PIN  
6. 5D-1026 [1] CLAMP-BAND  
7. 8T-4121 [1] WASHER-HARD (11X21X2.5-MM THK)  
8. 8T-4191 M [1] BOLT (M10X1.5X16-MM)  
9. 9X-8268 [32] WASHER (17.5X30X3.5-MM THK)  
10. 5P-0767 E HOSE (62-CM)  
   
  1U-8846 BF SEALANT-GASKET  
  B   USE AS REQUIRED
  E   ORDER BY THE CENTIMETER
  F   NOT SHOWN
  M   METRIC PART
 

#SEBP75510207
 

158-8987: FILTER & VALVE GP-PILOT

158-8987 FILTER & VALVE GP-PILOT -HYDRAULIC OIL
S/N FAB1-UP
PART OF 455-9318 TANK & FILTER GP-HYDRAULIC
ALSO AN ATTACHMENT
i01356767 SEBP7551
1588987 FILTER & VALVE GP-PILOT Parts scheme
  For full view, you need register

Parts for your 312D2 L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5I-8670 [1] FILTER-OIL (ADVANCED EFFICIENCY)(HYDRAULIC, PILOT)  
2. 215-4909 [1] VALVE GP-PILOT RELIEF (HYDRAULIC FILTER)  
2A. 095-1584 [1] SEAL-O-RING  
2B. 095-1590 [1] SEAL-O-RING  
2C. 095-1596 [1] SEAL-O-RING  
 

#SEBP75510208
 

289-8194: FILTER GP-OIL

289-8194 FILTER GP-OIL -HYDRAULIC, CASE DRAIN
S/N FAB1-UP
PART OF 455-9318 TANK & FILTER GP-HYDRAULIC
ALSO AN ATTACHMENT
i02718378 SEBP7551
2898194 FILTER GP-OIL Parts scheme
  For full view, you need register

Parts for your 312D2 L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 093-7521 [1] FILTER-OIL (ADVANCED EFFICIENCY)(HYDRAULIC, CASE DRAIN)  
2. 289-8195 [1] HEAD AS-FILTER  
 

#SEBP75510209
 

392-2876: FILTER GP-OIL

392-2876 FILTER GP-OIL -HYDRAULIC, MAIN RETURN
S/N FAB1-UP
PART OF 455-9318 TANK & FILTER GP-HYDRAULIC
ALSO AN ATTACHMENT
i05401757 SEBP7551
3922876 FILTER GP-OIL Parts scheme
  For full view, you need register

Parts for your 312D2 L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 283-6090 [1] SEAL-O-RING  
2. 398-7170 [1] HOUSING AS  
3. 398-7171 [1] ELEMENT (HYDRAULIC RETURN FILTER)  
4. 398-7172 [1] VALVE AS  
5. 398-7173 [1] SPRING  
6. 398-7174 [1] COVER  
7. 8T-4184 M [4] BOLT (M12X1.75X45-MM)  
8. 8T-4223 [4] WASHER-HARD (13.5X25.5X3-MM THK)  
  M   METRIC PART
 

Information:

Special Instruction
Instructions for Installation of Oversize Hydraulic Cylinder Seals {7555, 7562}
Instructions for Installation of Oversize Hydraulic Cylinder Seals {7555, 7562}
Hydraulic Cylinder Repair Process {7562}
Hydraulic Cylinder Repair Process {7562}
Hydraulic Cylinder Honing {7562}
Hydraulic Cylinder Honing {7562}
Procedure to Test the Position Sensor of a Hydraulic Cylinder {1439, 7562}
Procedure to Test the Position Sensor of a Hydraulic Cylinder {1439, 7562}
Specifications
Boom Cylinder Lines
312D2 and 313D2 Excavators Machine System Specifications
Boom Cylinder Lines
312D2 and 313D2 Excavators Machine System Specifications
Boom Cylinder
312D2 and 313D2 Excavators Machine System Specifications
Stick Cylinder
312D2 and 313D2 Excavators Machine System Specifications
Bucket Cylinder
312D2 and 313D2 Excavators Machine System Specifications
Boom Lines
312D2 and 313D2 Excavators Machine System Specifications
Systems Operation
Cylinders (Boom, Stick and Bucket)
312D2 and 313D2 Excavator Machine Systems
Reuse And Salvage Guidelines
Testing Hydraulic Cylinders Using the <NOBR>188-3926</NOBR> Caterpillar Cylinder Tester and the <NOBR> 9U-6803</NOBR> Caterpillar Cylinder Tester {0784, 7562}
Testing Hydraulic Cylinders Using the 188-3926 Caterpillar Cylinder Tester and the 9U-6803 Caterpillar Cylinder Tester {0784, 7562}
Reuse Guideline for Hydraulic Cylinder Position Sensor {5574, 5736}
Reuse Guideline for Hydraulic Cylinder Position Sensor {5574, 5736}
Hydraulic Cylinder Repair Process {7562}
Hydraulic Cylinder Repair Process {7562}
Hydraulic Cylinder Honing {7562}
Hydraulic Cylinder Honing {7562}
Hydraulic Cylinder Seal Failure Analysis {7555, 7562}
Hydraulic Cylinder Seal Failure Analysis {7555, 7562}
Inspection and Salvage of Hydraulic Cylinder Components {7562}
Inspection and Salvage of Hydraulic Cylinder Components {7562}
Measuring Bores and Installing Seals in Standard and Oversized Hydraulic Cylinders {5100, 7562}
Measuring Bores and Installing Seals in Standard and Oversized Hydraulic Cylinders {5100, 7562}
Machining the O-ring Groove into the Face of Oversized Bolted Head Hydraulic Cylinders {0677, 5100, 7562}
Machining the O-ring Groove into the Face of Oversized Bolted Head Hydraulic Cylinders {0677, 5100, 7562}
Contamination Control Guidelines
Hydraulic Cylinder Honing {7562}
Hydraulic Cylinder Honing {7562}
Applied Failure Analysis
Hydraulic Cylinder Seal Failure Analysis {7555, 7562}
Hydraulic Cylinder Seal Failure Analysis {7555, 7562}
Testing and Adjusting
Cylinder Drift - Check - Empty Bucket
312D2 and 313D2 Excavators Machine Systems
Cylinder Drift - Check - Loaded Bucket
312D2 and 313D2 Excavators Machine Systems
Cylinder Speed - Check
312D2 and 313D2 Excavators Machine Systems
Bench Test Procedures
Testing Hydraulic Cylinders Using the <NOBR>188-3926</NOBR> Caterpillar Cylinder Tester and the <NOBR> 9U-6803</NOBR> Caterpillar Cylinder Tester {0784, 7562}
Testing Hydraulic Cylinders Using the 188-3926 Caterpillar Cylinder Tester and the 9U-6803 Caterpillar Cylinder Tester {0784, 7562}
Disassembly and Assembly
Blade Cylinder - Remove and Install
312D2 and 313D2 Excavators Machine Systems
Stick Cylinder - Remove and Install
312D2 and 313D2 Excavators Machine Systems
Bucket Cylinder - Remove and Install
312D2 and 313D2 Excavators Machine Systems
Boom Cylinder - Remove and Install
312D2 and 313D2 Excavators Machine Systems
Service Magazine
Compatible Puller Stud and Hydraulic Cylinder Capacity Chart {0599, 7000, 7562}
Compatible Puller Stud and Hydraulic Cylinder Capacity Chart {0599, 7000, 7562}
Service Limit of the Bushings At the Front Linkages Are Now Available on Certain Excavators {5456, 5457, 5458, 6060, 6301, 6302, 6460, 6501, 6502, 6516, 6521, 6535, 6536}
Service Limit of the Bushings At the Front Linkages Are Now Available on Certain Excavators {5456, 5457, 5458, 6060, 6301, 6302, 6460, 6501, 6502, 6516, 6521, 6535, 6536}

Caterpillar Parts SIS Catalog 312D2 L :

385-2829 CYLINDER & LINES GP-STICK
385-2832 CYLINDER & LINES GP-BUCKET
385-2826 CYLINDER & LINES GP-BOOM
385-2825 CYLINDER & LINES GP-BOOM
COUPLING GP-PUMP
344-0688 COUPLING GP-PUMP
COUPLING GP-FLEXIBLE
351-3869 COUPLING GP-FLEXIBLE
ACCUMULATOR GP-HYDRAULIC
5I-8416 ACCUMULATOR GP-HYDRAULIC
ACCUMULATOR GP-HYDRAULIC
4I-1536 ACCUMULATOR GP-HYDRAULIC
CYLINDER & SEAL GP-BUCKET
385-2834 CYLINDER & SEAL GP-BUCKET
CYLINDER & SEAL GP-STICK
385-2831 CYLINDER & SEAL GP-STICK
DRIVE GP-SWING
421-9132 DRIVE GP-SWING
DRIVE GP-SWING
424-0519 DRIVE GP-SWING
DRIVE GP-SWING
467-4412 DRIVE GP-SWING
FASTENER GP-SWING & FINAL DR
442-0253 FASTENER GP-SWING & FINAL DR
FILTER & VALVE GP-PILOT
158-8987 FILTER & VALVE GP-PILOT
FILTER GP-OIL
289-8194 FILTER GP-OIL
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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.