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3184874 — EXPANDER,PISTON RING

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

3184874: EXPANDER,PISTON RING.

The EXPANDER,PISTON RING is a the manufacturer industrial component. Key specifications include special_features: FOR 300MM ENGINE BORE MM, end_item_identification: CATERPILLAR ENGINES. This part is cataloged in the U.S.

Government catalog under NSN 5120-01-667-5052, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
3184874
NSN: 5120-01-667-5052
FSC: 5120 — Hand Tools, Nonedged, Nonpowered
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
special_featuresFOR 300MM ENGINE BORE MM
end_item_identificationCATERPILLAR ENGINES
NSN5120-01-667-5052
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available EXPANDER,PISTON RING TITLE COMPONENT PN 3184874 MFR EXPANDER,PISTON RING
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESFOR 300MM ENGINE BORE MM
END ITEM IDENTIFICATIONCATERPILLAR ENGINES
OTHER ITEMS IN FSC 5120 — Hand Tools, Nonedged, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5120-00-001-2642 5120-00-001-2644 5120-00-001-2650 5120-00-001-2651 5120-00-001-2652 5120-00-001-2653 5120-00-001-2654 5120-00-001-2655
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 3184874?
3184874 is a EXPANDER,PISTON RING.
What is the NSN for 3184874?
3184874 is cataloged in the U.S. Government catalog under NSN 5120-01-667-5052. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.