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329-7877 PISTON & ROD GP S/N C7N1-UP PART OF 384-4918 CYLINDER BLOCK GP-SHORT, 465-6507, 475-3716, 477-9053 ENGINE AR, 345-2883, 454-4412 ENGINE AR-PRIMARY Type 1 ALSO AN ATTACHMENT 312E




BASIC ENGINE

PISTON & ROD GP
 

#SEBP56490200
 

329-7877: PISTON & ROD GP

329-7877 PISTON & ROD GP
S/N C7N1-UP
PART OF 384-4918 CYLINDER BLOCK GP-SHORT, 465-6507, 475-3716, 477-9053 ENGINE AR, 345-2883, 454-4412 ENGINE AR-PRIMARY
Type 1
ALSO AN ATTACHMENT
i04551571 SEBP5649
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Parts for your 312E EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 124-3536 [8] RING-RETAINING  
2. 333-5465 [4] CONNECTING ROD GP  
    (EACH INCLUDES)
2A. 276-7478 [1] BUSHING  
2B. 323-9312 M [2] BOLT (M10X1X50-MM)  
   
    AVAILABLE REPAIR KIT(S):
  360-2028 B [1] KIT-RING (PISTON)  
    (INCLUDES RINGS)
  449-2818 B [1] KIT-PISTON RING (0.5-MM OS)  
    (INCLUDES RINGS)
  449-2819 B [1] KIT-PISTON RING (1-MM OS)  
    (INCLUDES RINGS)
  360-3986 B [1] KIT-BEARING (CONNECTING ROD)  
    (INCLUDES BEARING)
  361-2486 B [1] KIT-PISTON  
    (INCLUDES PISTON, PIN, & RINGS)
  361-2590 B [1] KIT-PISTON (0.5-MM OS)  
    (INCLUDES PISTON, PIN, & RINGS)
  451-8387 B [1] KIT-PISTON (1-MM OS)  
    (INCLUDES PISTON, PIN, & RINGS)
  B   USE AS REQUIRED
  M   METRIC PART
 

#SEBP56490201
 

329-7877: PISTON & ROD GP

329-7877 PISTON & ROD GP
S/N C7N1-UP
PART OF 384-4918 CYLINDER BLOCK GP-SHORT, 465-6507, 475-3716, 477-9053 ENGINE AR, 345-2883, 454-4412, 486-6714, 505-0981 ENGINE AR-PRIMARY
Type 2
ALSO AN ATTACHMENT
i06906299 SEBP5649
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Parts for your 312E EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 124-3536 JQT [8] RING-RETAINING  
2. P [8] BEARING  
3. 333-5465 [4] CONNECTING ROD GP  
    (EACH INCLUDES)
3A. 276-7478 [1] BUSHING  
3B. 323-9312 M [2] BOLT (M10X1X50-MM)  
4. 493-1993 CQVY [4] PISTON GP  
   
    AVAILABLE REPAIR KIT(S):
  360-3986 P [1] KIT-BEARING (CONNECTING ROD)  
    (INCLUDES BEARING)
  468-7762 AB KIT-BEARING (0.254-MM US)  
    (INCLUDES BEARING)
  468-7769 AB KIT-BEARING (0.508-MM US)  
    (INCLUDES BEARING)
  468-7770 AB KIT-BEARING (0.762-MM US)  
    (INCLUDES BEARING)
  360-2028 V [1] KIT-RING (PISTON)(STANDARD)  
    (INCLUDES RINGS)
  449-2818 AB KIT-PISTON RING (0.5-MM OS)  
    (INCLUDES RINGS)
  449-2819 AB KIT-PISTON RING (1-MM OS)  
    (INCLUDES RINGS)
  361-2486 Q [1] KIT-PISTON  
    (INCLUDES PISTON RINGS, RETAINING RINGS, PIN, & PISTON)
  361-2590 ABT KIT-PISTON (0.5-MM OS)  
    (INCLUDES PISTON RINGS, RETAINING RINGS, PIN, & PISTON)
  451-8387 ABJ KIT-PISTON (1-MM OS)  
    (INCLUDES PISTON RINGS, RETAINING RINGS, PIN, & PISTON)
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
  P   KIT MARKED P SERVICES PART(S) MARKED P
  Q   KIT MARKED Q SERVICES PART(S) MARKED Q
  T   KIT MARKED T SERVICES PART(S) MARKED T
  V   KIT MARKED V SERVICES PART(S) MARKED V
  Y   SEPARATE ILLUSTRATION
 

#SEBP56490202
 

493-1993: PISTON GP

493-1993 PISTON GP
S/N C7N1-UP
PART OF 329-7877 PISTON & ROD GP
ALSO AN ATTACHMENT
i06851880 SEBP5649
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Parts for your 312E EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. JLP [1] PIN  
2. J [1] PISTON  
3. J [1] RING-PISTON  
4. J [1] RING-PISTON  
5. J [1] RING-OIL  
   
    AVAILABLE REPAIR KIT(S):
  360-2028 B [1] KIT-RING (PISTON)  
    (INCLUDES RINGS)
  449-2818 AB [1] KIT-PISTON RING (0.5-MM OS)  
  449-2819 AB [1] KIT-PISTON RING (1-MM OS)  
    (EACH KIT INCLUDES RINGS)
  361-2486 J [1] KIT-PISTON  
    (INCLUDES RINGS, PISTON, & PIN)
  361-2590 ABP [1] KIT-PISTON (0.5-MM OS)  
  451-8387 ABL [1] KIT-PISTON (1-MM OS)  
    (EACH KIT INCLUDES RINGS, PISTON, & PIN)
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
  J   KIT MARKED J SERVICES PART(S) MARKED J
  L   KIT MARKED L SERVICES PART(S) MARKED L
  P   KIT MARKED P SERVICES PART(S) MARKED P
 

#SEBP56490203
 

334-3565: PLUG GP-ENGINE

334-3565 PLUG GP-ENGINE
S/N C7N1-UP
PART OF 465-6507, 475-3716, 477-9053 ENGINE AR, 345-2883, 454-4412, 486-6714, 505-0981 ENGINE AR-PRIMARY
ALSO AN ATTACHMENT
i04487213 SEBP5649
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Parts for your 312E EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 277-4223 [1] PLUG  
 

#SEBP56490204
 

347-6546: PLUG GP-FRONT HOUSING

347-6546 PLUG GP-FRONT HOUSING
S/N C7N1-UP
PART OF 465-6507, 475-3716, 477-9053 ENGINE AR, 345-2883, 454-4412, 486-6714, 505-0981 ENGINE AR-PRIMARY
ALSO AN ATTACHMENT
i04481729 SEBP5649
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Parts for your 312E EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 225-6524 [2] PLUG-CUP  
 

#SEBP56490205
 

332-4632: PULLEY GP-CRANKSHAFT

332-4632 PULLEY GP-CRANKSHAFT
S/N C7N1-UP
PART OF 465-6507, 475-3716, 477-9053 ENGINE AR, 345-2883, 454-4412, 486-6714, 505-0981 ENGINE AR-PRIMARY
ALSO AN ATTACHMENT
i04487215 SEBP5649
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Parts for your 312E EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 334-9334 [3] BOLT  
2. 335-8269 [1] PULLEY  
 

#SEBP56490206
 

349-4732: ROCKER ARM GP

349-4732 ROCKER ARM GP
S/N C7N1-UP
INTAKE
PART OF 349-4716 MECHANISM GP-FUEL PUMP & VALVE
i04174230 SEBP5649
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Parts for your 312E EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 346-4772 [1] INSERT-THREADED  
2. [1] BUTTON  
3. 329-5552 [1] GUIDE  
 

#SEBP56490207
 

349-4732: ROCKER ARM GP

349-4732 ROCKER ARM GP
S/N C7N1-UP
INTAKE
PART OF 349-4716 MECHANISM GP-FUEL PUMP & VALVE
ALSO AN ATTACHMENT
i05065832 SEBP5649
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Parts for your 312E EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 346-4772 [1] INSERT-THREADED  
 

#SEBP56490208
 

349-4733: ROCKER ARM GP

349-4733 ROCKER ARM GP
S/N C7N1-UP
EXHAUST
PART OF 349-4716 MECHANISM GP-FUEL PUMP & VALVE
i04175921 SEBP5649
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Parts for your 312E EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 346-4772 [1] INSERT-THREADED  
2. [1] BUTTON  
3. 329-5552 [1] GUIDE  
 

#SEBP56490209
 

349-4733: ROCKER ARM GP

349-4733 ROCKER ARM GP
S/N C7N1-UP
EXHAUST
PART OF 349-4716 MECHANISM GP-FUEL PUMP & VALVE
ALSO AN ATTACHMENT
i05066053 SEBP5649
  For full view, you need register

Parts for your 312E EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 346-4772 [1] INSERT-THREADED  
 

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
Reuse And Salvage Guidelines
Reuse and Salvage for Connecting Rods {1218}
Reuse and Salvage for Connecting Rods {1218}
Inspection Procedures and Specifications for Pistons and Piston Pins {1214, 1214}
Inspection Procedures and Specifications for Pistons and Piston Pins {1214, 1214}
Visual Inspection of Main Bearings and Connecting Rod Bearings {1202, 1203, 1225, 1230}
Visual Inspection of Main Bearings and Connecting Rod Bearings {1202, 1203, 1225, 1230}

Caterpillar Parts SIS Catalog 312E :

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