BASIC ENGINE
MOUNTING GP-ENGINEMOUNTING GP-STARTING MOTOR
PAN GP-OIL
PISTON & ROD GP
PULLEY GP
BELT TIGHTENER GP
VALVE MECHANISM GP
LUBRICATION SYSTEM
FILTER GP-ENGINE OILBASIC ENGINE
MOUNTING GP-ENGINE#SEBP52470030
266-6297: MOUNTING GP-ENGINE
Parts for your 323D LN MOBILE HYD POWER UNIT:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 109-9329 | [4] | WASHER (21.5X120X8-MM THK) | |
| 2. | 118-9784 | [2] | BRACKET-REAR | |
| 3. | 118-9785 | [2] | BRACKET-FRONT | |
| 4. | 118-9930 | [4] | SUPPORT AS | |
| 5. | 266-6298 | [2] | MOUNT-RUBBER | |
| 6. | 266-6299 | [2] | MOUNT-RUBBER | |
| 7. | 266-6300 | [2] | MOUNT-RUBBER | |
| 8. | 266-6301 | [2] | MOUNT-RUBBER | |
| 9. | 447-1712 M | [4] | BOLT (M20X2.5X130-MM) | |
| 10. | 451-2176 | [8] | WASHER-HARD (22X35X3.5-MM THK) | |
| 11. | 451-2181 M | [8] | BOLT (M12X1.75X30-MM) | |
| 12. | 453-3447 M | [8] | BOLT (M12X1.75X40-MM) | |
| 13. | 451-2182 | [16] | WASHER-HARD (13.5X25.5X3-MM THK) | |
| M | METRIC PART | |||
#SEBP52470031
296-4637: MOUNTING GP-STARTING MOTOR
296-4637 MOUNTING GP-STARTING MOTOR
S/N GDC400-UP
24-VOLT
PART OF 272-4739, 279-7865 ENGINE AR
ALSO AN ATTACHMENT
S/N GDC400-UP
24-VOLT
PART OF 272-4739, 279-7865 ENGINE AR
ALSO AN ATTACHMENT
Parts for your 323D LN MOBILE HYD POWER UNIT:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 5I-7599 | [1] | SEAL-O-RING | |
| 2. | 135-2369 | [1] | COVER | |
| 3. | 135-2370 M | [1] | BOLT (M5X0.8X25-MM) | |
| 4. | 294-1850 | [1] | WASHER | |
| 5. | 294-1851 | [1] | WASHER | |
| 6. | 272-4774 Y | [1] | STARTING MOTOR GP-ELECTRIC | |
| 7. | 6V-8231 M | [2] | NUT (M10X1.25-THD) | |
| 8. | 7X-0796 | [2] | LOCKWASHER (10.2X18.4X2.5-MM THK) | |
| M | METRIC PART | |||
| R | REMANUFACTURED PART MAY BE AVAILABLE | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP52470032
305-4719: PAN GP-OIL
Parts for your 323D LN MOBILE HYD POWER UNIT:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 294-1741 | [1] | GUIDE | |
| 2. | 195-8356 | [38] | BOLT AS | |
| 3. | 294-1768 | [1] | BOLT | |
| 4. | 125-2968 | [1] | SEAL | |
| 5. | 5I-8067 | [2] | WASHER-SEALING | |
| 6. | 5I-7666 | [1] | GASKET | |
| 7. | 222-8235 | [1] | PLUG (ENGINE OIL DRAIN) | |
| 8. | 176-4979 | [1] | VALVE | |
| 9. | 222-8234 | [1] | PAN-OIL | |
| 10. | 213-0677 | [1] | SWITCH AS-LIQUID LEVEL (ENGINE OIL) | |
| 102-8802 | [1] | KIT-RECEPTACLE (2-PIN) | ||
| (INCLUDES RECEPTACLE AS & WEDGE) | ||||
| 11. | 294-1743 | [1] | GAUGE AS-OIL LEVEL (DIPSTICK) | |
| 12. | 5I-4993 | [1] | SEAL | |
#SEBP52470033
296-4659: PISTON & ROD GP
296-4659 PISTON & ROD GP
S/N GDC400-UP
PART OF 272-4739, 279-7865 ENGINE AR
ALSO AN ATTACHMENT
S/N GDC400-UP
PART OF 272-4739, 279-7865 ENGINE AR
ALSO AN ATTACHMENT
Parts for your 323D LN MOBILE HYD POWER UNIT:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 324-4235 | [6] | PISTON (STANDARD) | |
| 324-4236 AB | PISTON (0.25-MM OS) | |||
| 324-4237 AB | PISTON (0.5-MM OS) | |||
| 2. | 094-7134 | [6] | PIN | |
| 3. | 5I-7667 | [12] | RING | |
| 4. | 178-6543 J | [6] | 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. | 294-1747 | [6] | ROD AS | |
| (EACH INCLUDES) | ||||
| 5A. | 094-7154 | [2] | BOLT (M12X1.25X85-MM) | |
| 5B. | 094-7516 | [2] | NUT (M12X1.25-THD) | |
| 6. | 294-1748 | [12] | BEARING (STANDARD) | |
| 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 A COMPLETE SET OF RINGS FOR ONE PISTON | |||
#SEBP52470034
296-4660: PULLEY GP-ENGINE
296-4660 PULLEY GP-ENGINE
S/N DCJ1-UP
PART OF 296-4667 PULLEY GP-ENGINE
ALSO AN ATTACHMENT
S/N DCJ1-UP
PART OF 296-4667 PULLEY GP-ENGINE
ALSO AN ATTACHMENT
Parts for your 323D LN MOBILE HYD POWER UNIT:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 266-6332 | [1] | BRACKET | |
| 2. | 266-6333 | [1] | COVER | |
| 3. | 266-6337 | [1] | PULLEY | |
| 4. | 266-6334 | [2] | BEARING | |
| 5. | 212-8596 | [2] | BUSHING | |
| 6. | 266-6335 | [1] | SPACER (40.8X50.8X27-MM THK) | |
| 7. | 266-6336 | [1] | WASHER (13X49X8-MM THK) | |
| 8. | 266-6338 M | [1] | BOLT (M12X1.25X25-MM) | |
| 9. | 294-1726 M | [6] | BOLT (M10X1.5X37-MM) | |
| M | METRIC PART | |||
#SEBP52470035
296-4667: PULLEY GP-ENGINE
296-4667 PULLEY GP-ENGINE
S/N DCJ1-UP
PART OF 272-4738, 279-7864 ENGINE AR-COMPLETE
ALSO AN ATTACHMENT
S/N DCJ1-UP
PART OF 272-4738, 279-7864 ENGINE AR-COMPLETE
ALSO AN ATTACHMENT
Parts for your 323D LN MOBILE HYD POWER UNIT:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 212-8584 | [1] | PULLEY | |
| 2. | 324-4225 | [1] | PULLEY AS | |
| 3. | 305-4908 Y | [1] | PULLEY GP-IDLER | |
| 4. | 294-1781 | [1] | BELT-SERPENTINE | |
| 5. | 266-6332 | [1] | BRACKET | |
| 6. | 266-6333 | [1] | COVER | |
| 7. | 266-6337 | [1] | PULLEY | |
| 8. | 266-6334 | [2] | BEARING | |
| 9. | 212-8596 | [2] | BUSHING | |
| 10. | 266-6335 | [1] | SPACER (40.8X50.8X27-MM THK) | |
| 11. | 266-6336 | [1] | WASHER (13X49X8-MM THK) | |
| 12. | 266-6338 M | [1] | BOLT (M12X1.25X25-MM) | |
| 13. | 294-1726 M | [6] | BOLT (M10X1.5X37-MM) | |
| 14. | 213-9433 M | [4] | BOLT (M10X1.5X45-MM) | |
| 296-4660 FY | [1] | PULLEY GP-ENGINE | ||
| F | NOT SHOWN | |||
| M | METRIC PART | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP52470036
255-3018: PULLEY GP-IDLER
255-3018 PULLEY GP-IDLER -AIR COMPRESSOR
S/N DCJ1-UP
PART OF 239-6507 COMPRESSOR GP-REFRIGERANT
S/N DCJ1-UP
PART OF 239-6507 COMPRESSOR GP-REFRIGERANT
Parts for your 323D LN MOBILE HYD POWER UNIT:
CATERPILLAR SIS#SEBP52470037
305-4908: PULLEY GP-IDLER
305-4908 PULLEY GP-IDLER
S/N DCJ1-UP
PART OF 296-4667 PULLEY GP-ENGINE
ALSO AN ATTACHMENT
S/N DCJ1-UP
PART OF 296-4667 PULLEY GP-ENGINE
ALSO AN ATTACHMENT
#SEBP52470038
305-4910: VALVE MECHANISM GP
305-4910 VALVE MECHANISM GP
S/N GDC400-UP
PART OF 272-4739, 279-7865 ENGINE AR
ALSO AN ATTACHMENT
S/N GDC400-UP
PART OF 272-4739, 279-7865 ENGINE AR
ALSO AN ATTACHMENT
Parts for your 323D LN MOBILE HYD POWER UNIT:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 294-1684 | [12] | VALVE-INLET | |
| 2. | 294-1685 | [12] | VALVE-EXHAUST | |
| 3. | 294-1686 | [6] | BASE-ROCKER ARM | |
| 4. | 294-1687 | [6] | BRIDGE-EXHAUST | |
| 5. | 5I-7630 | [12] | CAP | |
| 6. | 294-1688 | [24] | SPRING | |
| 7. | 294-1689 | [12] | SCREW | |
| 8. | 8T-7964 M | [12] | NUT (M6X1-THD) | |
| 9. | 199-2188 | [48] | PIN-COTTER | |
| 10. | 199-2189 | [24] | SEAL-VALVE STEM | |
| 11. | 199-2187 | [24] | RETAINER | |
| 12. | 305-4750 | [6] | BRACKET | |
| 13. | 305-4751 | [4] | SPRING | |
| 14. | 294-1693 | [1] | PIPE | |
| 15. | 305-4930 | [1] | SHAFT AS-ROCKER ARM | |
| 15A. | 096-3741 | [1] | CAP | |
| 16. | 305-4929 | [6] | ROCKER ARM AS | |
| (EACH INCLUDES) | ||||
| 16A. | 091-3474 M | [1] | NUT (M8X1.25-THD) | |
| 16B. | 094-9525 | [1] | SCREW | |
| 16C. | 305-4928 | [1] | BUSHING | |
| 17. | 305-4927 | [6] | ROCKER ARM AS | |
| (EACH INCLUDES) | ||||
| 17A. | 091-3474 M | [1] | NUT (M8X1.25-THD) | |
| 17B. | 094-9525 | [1] | SCREW | |
| 17C. | 305-4928 | [1] | BUSHING | |
| 18. | 294-1698 | [4] | WASHER | |
| 19. | 294-1699 | [6] | BOLT | |
| 20. | 305-4746 | [6] | BOLT | |
| 21. | 294-1786 | [4] | RING | |
| 22. | 294-1702 | [1] | BOLT | |
| 23. | 3B-4505 | [4] | LOCKWASHER | |
| 24. | 305-4747 | [4] | WASHER | |
| M | METRIC PART | |||
#SEBP52470039
296-4654: ADAPTER GP-REMOTE OIL FILTER
296-4654 ADAPTER GP-REMOTE OIL FILTER -ENGINE
S/N GDC400-UP
PART OF 272-4739, 279-7865 ENGINE AR
ALSO AN ATTACHMENT
S/N GDC400-UP
PART OF 272-4739, 279-7865 ENGINE AR
ALSO AN ATTACHMENT
Parts for your 323D LN MOBILE HYD POWER UNIT:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 294-1769 | [1] | GASKET | |
| 2. | 294-1770 | [1] | COVER AS-FILTER | |
| 2A. | 185-2793 | [2] | ELBOW | |
| 2B. | 294-1771 | [1] | COVER | |
| 2C. | 305-4892 | [2] | SEAL-O-RING | |
| 3. | 8T-4185 M | [1] | BOLT (M10X1.5X50-MM) | |
| 4. | 7X-0796 | [1] | LOCKWASHER (10.2X18.4X2.5-MM THK) | |
| 5. | 294-1726 M | [3] | BOLT (M10X1.5X37-MM) | |
| 6. | 294-1772 | [2] | BOLT | |
| 7. | 5I-8066 | [1] | VALVE AS-RELIEF (ENGINE OIL PRESSURE) | |
| 8. | 5B-5947 | [1] | GASKET | |
| 9. | 5I-7505 | [1] | PLUG | |
| M | METRIC PART | |||
Information:
BASIC ENGINE
MOUNTING GP-ENGINE
Specifications
Disassembly and Assembly



