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296-4796 PISTON & ROD GP S/N JKH1-UP PART OF 279-7814, 420-2179 ENGINE AR ALSO AN ATTACHMENT 312D EXCAVATOR


BASIC ENGINE
PISTON & ROD GP
PULLEY GP
DRIVE GP-FAN
BELT TIGHTENER GP
VALVE MECHANISM GP
LUBRICATION SYSTEM
FILTER GP-ENGINE OIL
BREATHER GP
FILTER GP-ENGINE OIL


BASIC ENGINE

PISTON & ROD GP
 

#SEBP49490130
 

296-4796: PISTON & ROD GP

296-4796 PISTON & ROD GP
S/N JKH1-UP
PART OF 279-7814, 420-2179 ENGINE AR
ALSO AN ATTACHMENT
i02710557 SEBP4949
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Parts for your 312D EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 324-4238 [4] PISTON (STANDARD)  
  324-4239 AB PISTON (0.25-MM OS)  
  324-4240 AB PISTON (0.5-MM OS)  
2. 094-7134 [4] PIN  
3. 5I-7667 [8] RING  
4. 178-6543 J [4] SET-PISTON RING (STANDARD)  
  178-6544 ABJ SET-PISTON RING (0.25-MM OS)  
  178-6545 ABJ SET-PISTON RING (0.5-MM OS)  
5. 551-1827 [4] ROD AS  
    (EACH INCLUDES)
5A. 094-7154 [2] BOLT (M12X1.25X85-MM)  
5B. 094-7516 [2] NUT (M12X1.25-THD)  
5C. 296-4663 [1] BUSHING  
6. 294-1748 [8] BEARING  
  297-7648 AB BEARING (0.25-MM US)  
  297-7649 AB BEARING (0.50-MM US)  
  297-7650 AB BEARING (0.75-MM US)  
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
  J   INCLUDES COMPLETE SET OF RINGS FOR ONE PISTON
 

#SEBP49490131
 

296-4738: PULLEY AS-IDLER

296-4738 PULLEY AS-IDLER
S/N JBC1-UP; HCW1-UP
PART OF 279-7779 PULLEY GP-FAN & ALT DRIVE
AN ATTACHMENT
i02719552 SEBP4949
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Parts for your 312D EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 296-4739 [1] BRACKET  
2. 294-1784 [1] PULLEY  
3. 294-1785 [2] BEARING  
4. 294-1786 [1] RING  
5. 8T-9598 [2] RING-RETAINING  
 

#SEBP49490132
 

279-7779: PULLEY GP-FAN & ALT DRIVE

279-7779 PULLEY GP-FAN & ALT DRIVE -WITH IDLER PULLEY
S/N JBC1-UP; HCW1-UP
PART OF 279-7807, 279-7809, 324-4019, 324-4021, 420-2165 ENGINE AR-COMPLETE
AN ATTACHMENT
i02883897 SEBP4949
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Parts for your 312D EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 294-1738 [3] BOLT (M10X1.5X32-MM)  
2. 296-4738 Y [1] PULLEY AS-IDLER  
3. 310-9538 [1] PULLEY AS  
  5I-7540 [1] SLEEVE  
4. 310-9591 [1] PULLEY  
5. 519-8020 [1] BELT  
  Y   SEPARATE ILLUSTRATION
 

#SEBP49490133
 

305-4944: PULLEY GP-FAN & ALT DRIVE

305-4944 PULLEY GP-FAN & ALT DRIVE
S/N JBC1-UP; HCW1-UP
PART OF 279-7723, 279-7808, 279-7810, 324-4017, 324-4020 ENGINE AR-COMPLETE
ALSO AN ATTACHMENT
i02864050 SEBP4949
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Parts for your 312D EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 310-9538 [1] PULLEY AS  
  5I-7540 [1] SLEEVE  
2. 310-9541 [1] PULLEY  
3. 310-9543 [1] BELT-SERPENTINE  
 

#SEBP49490134
 

255-3018: PULLEY GP-IDLER

255-3018 PULLEY GP-IDLER
S/N JBC1-917; HCW1-427
PART OF 310-9499 COMPRESSOR GP-REFRIGERANT
i02342691 SEBP4949
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Parts for your 312D EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 255-3022 M [1] NUT (M10X1.25-THD)  
2. 239-6626 [1] PULLEY-IDLER  
3. 239-6627 M [1] BOLT (M8X1.25X110-MM)  
4. 239-6632 [1] RING-SNAP  
5. 255-3020 [1] SHAFT  
6. 255-3021 [1] WASHER  
7. 239-6630 [1] COLLAR  
8. 239-6631 [1] BEARING AS-BALL  
  M   METRIC PART
 

#SEBP49490135
 

327-7193: PULLEY GP-IDLER

327-7193 PULLEY GP-IDLER
S/N JBC918-UP; HCW428-UP
PART OF 310-9499 COMPRESSOR GP-REFRIGERANT
i03897271 SEBP4949
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Parts for your 312D EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 255-3022 M [1] NUT (M10X1.25-THD)  
2. 239-6626 [1] PULLEY-IDLER  
3. 239-6627 M [1] BOLT (M8X1.25X110-MM)  
4. 255-3020 [1] SHAFT  
5. 324-4249 [1] WASHER  
6. 239-6630 [1] COLLAR  
7. 324-4248 [1] BEARING AS-BALL  
8. 239-6632 [1] RING-SNAP  
  M   METRIC PART
 

#SEBP49490136
 

305-4954: VALVE MECHANISM GP

305-4954 VALVE MECHANISM GP
S/N JKH1-UP
PART OF 279-7814, 420-2179 ENGINE AR
ALSO AN ATTACHMENT
i02790534 SEBP4949
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Parts for your 312D EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 294-1684 [8] VALVE-INLET  
2. 294-1685 [8] VALVE-EXHAUST  
3. 294-1686 [4] BASE-ROCKER ARM  
4. 294-1687 [4] BRIDGE-EXHAUST  
5. 5I-7630 [8] CAP  
6. 294-1688 [16] SPRING  
7. 294-1689 [8] SCREW  
8. 8T-7964 M [8] NUT (M6X1-THD)  
9. 199-2188 [32] PIN-COTTER  
10. 199-2189 [16] SEAL-VALVE STEM  
11. 199-2187 [16] RETAINER  
12. 305-4750 [4] BRACKET  
13. 305-4751 [3] SPRING  
14. 294-1693 [1] PIPE  
15. 305-4931 [1] SHAFT AS-ROCKER ARM  
  096-3741 [1] CAP  
16. 305-4929 [4] ROCKER ARM AS  
    (EACH INCLUDES)
  091-3474 M [1] NUT (M8X1.25-THD)  
  094-9525 [1] SCREW  
17. 305-4927 [4] ROCKER ARM AS  
    (EACH INCLUDES)
  091-3474 M [1] NUT (M8X1.25-THD)  
  094-9525 [1] SCREW  
18. 294-1698 [2] WASHER  
19. 294-1699 [4] BOLT  
20. 305-4746 [4] BOLT  
21. 294-1786 [2] RING  
22. 294-1702 [1] BOLT  
23. 3B-4505 [4] LOCKWASHER  
24. 305-4747 [4] WASHER  
  M   METRIC PART
 

#SEBP49490137
 

296-4792: ADAPTER GP-REMOTE OIL FILTER

296-4792 ADAPTER GP-REMOTE OIL FILTER -ENGINE
S/N JKH1-UP
PART OF 279-7814, 420-2179 ENGINE AR
ALSO AN ATTACHMENT
i02710558 SEBP4949
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Parts for your 312D EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5I-7864 [1] GASKET  
2. 296-4728 [1] COVER AS  
2A. 185-2793 [2] ELBOW  
2B. 296-4729 [1] COVER  
2C. 305-4892 [2] SEAL-O-RING  
3. 5B-5947 [1] GASKET  
4. 5I-8066 [1] VALVE AS-RELIEF (ENGINE OIL PRESSURE)  
5. 294-1726 M [3] BOLT (M10X1.5X37-MM)  
6. 095-8575 [2] BOLT AS  
  M   METRIC PART
 

#SEBP49490138
 

310-9546: BREATHER GP

310-9546 BREATHER GP -CRANKCASE
S/N JKH1-UP
PART OF 279-7814, 420-2179 ENGINE AR
ALSO AN ATTACHMENT
i02896389 SEBP4949
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Parts for your 312D EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 310-9540 [1] HOSE  
2. 294-1774 [1] SEAL-O-RING  
3. 5I-7725 [1] BREATHER (CRANKCASE)  
4. 151-5332 [3] CLAMP  
5. 5I-7645 [1] PIPE  
6. 294-1775 [2] BOLT (M10X1.5X23-MM)  
7. 5I-4940 [1] TUBE (FUMES DISPOSAL)  
8. 305-4771 [1] CLIP  
 

#SEBP49490139
 

310-9560: FILTER & MTG GP-ENGINE OIL

310-9560 FILTER & MTG GP-ENGINE OIL
S/N JBC1-UP; HCW1-UP
PART OF 279-7794 INSTALLATION AR-ENGINE
i02854162 SEBP4949
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Parts for your 312D EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7C-1493 [1] VALVE AS-BYPASS  
2. 7W-9028 [1] BASE AS-OIL FILTER  
  2P-2537 [1] STUD-HOLLOW  
3. 8C-3445 [1] CAP-DUST  
4. 9L-9188 [1] SPRING-VALVE  
5. 121-0307 [1] BASE  
6. 152-2938 [3] SEAL-O-RING  
7. 152-2939 [1] SEAL-O-RING  
8. 296-4804 [1] SUPPORT AS  
9. 310-9561 [1] HOSE AS  
10. 310-9562 [1] HOSE AS  
11. 033-5853 [1] SEAL-O-RING  
12. 033-6038 [1] SEAL-O-RING  
13. 153-4906 [1] SEAL-O-RING  
14. 189-9377 [1] SEAL-O-RING  
15. 1R-0739 [1] FILTER AS-ENGINE OIL (STANDARD EFFICIENCY)  
16. 228-7092 [3] SEAL-O-RING  
17. 2T-2991 [1] CONNECTOR  
18. 5P-8196 M [1] PLUG  
19. 6D-1641 [4] CLIP (LOOP)  
20. 6V-1903 [1] SEAL-O-RING  
21. 6V-5266 [3] SEAL-O-RING  
22. 6V-8943 [1] REDUCER  
23. 6V-9007 [1] ELBOW  
24. 6V-9853 [1] ELBOW  
25. 8C-3446 [1] VALVE-SAMPLING  
26. 8C-6712 [1] ELBOW  
27. 8T-4121 [9] WASHER-HARD (11X21X2.5-MM THK)  
28. 8T-4136 M [4] BOLT (M10X1.5X25-MM)  
29. 8T-4137 M [2] BOLT (M10X1.5X20-MM)  
30. 8T-4196 M [3] BOLT (M10X1.5X35-MM)  
31. 8T-4197 M [3] BOLT (M8X1.25X40-MM)  
32. 8T-4224 [5] WASHER-HARD (8.8X16X2-MM THK)  
33. 8T-7547 M [2] BOLT (M8X1.25X30-MM)  
34. 9S-4188 [1] PLUG  
  M   METRIC PART
 

Information:

Special Instruction
Piston Ring Gap Alignment Influence on High Blowby and Oil Consumption on All Engines {1000, 1215}
Piston Ring Gap Alignment Influence on High Blowby and Oil Consumption on All Engines {1000, 1215}
Technical Information Bulletin
Specifications
Connecting Rod Bearing Journal
C4.2 and C6.4 Engines for Caterpillar Built Machines
Connecting Rod
C4.2 and C6.4 Engines for Caterpillar Built Machines
Piston and Rings
C4.2 and C6.4 Engines for Caterpillar Built Machines
Tool Operating Manual
Using the 242-3980 Piston Groove Gauge on 3500A and B Engines with Monotherm Pistons using the 329-2630 and 329-2631 Piston Groove Gauges on 3500B Engines with Monotherm Pistons{0374, 0599, 0700, 0701, 0705}
Using the 242-3980 Piston Groove Gauge on 3500A and B Engines with Monotherm Pistons using the 329-2630 and 329-2631 Piston Groove Gauges on 3500B Engines with Monotherm Pistons{0374, 0599, 0700, 0701, 0705}
NEHS1227: 477-3197 C27 Piston Ring Gauge Group {0374, 0599, 0700, 0701, 1214, 1215}
NEHS1227: 477-3197 C27 Piston Ring Gauge Group {0374, 0599, 0700, 0701, 1214, 1215}
Information Release Memo
CAT� REMAN ANNOUNCES ADDITIONAL REMANUFACTURED COMPONENTS FOR CERTAIN 3044, 3046, 3064, 3066 & C3.4 ENGINES
CAT� REMAN ANNOUNCES ADDITIONAL REMANUFACTURED COMPONENTS FOR CERTAIN 3044, 3046, 3064, 3066 & C3.4 ENGINES
Testing and Adjusting
Engine Crankcase Pressure (Blowby) - Test
C4.2 and C6.4 Engines for Caterpillar Built Machines
Excessive Bearing Wear - Inspect
C4.2 and C6.4 Engines for Caterpillar Built Machines
Connecting Rod Bearings - Inspect
C4.2 and C6.4 Engines for Caterpillar Built Machines
Piston Ring Groove - Inspect
C4.2 and C6.4 Engines for Caterpillar Built Machines
Compression - Test
C4.2 and C6.4 Engines for Caterpillar Built Machines
Connecting Rod - Inspect
C4.2 and C6.4 Engines for Caterpillar Built Machines
Piston Height - Inspect
C4.2 and C6.4 Engines for Caterpillar Built Machines
Disassembly and Assembly
Bearing Clearance - Check
C4.2 Engine for Caterpillar Built Machines
Pistons and Connecting Rods - Disassemble
C4.2 Engine for Caterpillar Built Machines
Pistons and Connecting Rods - Install
C4.2 Engine for Caterpillar Built Machines
Connecting Rod Bearings - Install
C4.2 Engine for Caterpillar Built Machines
Pistons and Connecting Rods - Remove
C4.2 Engine for Caterpillar Built Machines
Connecting Rod Bearings - Remove
C4.2 Engine for Caterpillar Built Machines
Pistons and Connecting Rods - Assemble
C4.2 Engine for Caterpillar Built Machines
Piston Cooling Jets - Remove and Install
C4.2 Engine for Caterpillar Built Machines
Service Magazine

Caterpillar Parts SIS Catalog 312D :

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