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R902031881 — RING SET,PISTON

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

R902031881: RING SET,PISTON.

The RING SET,PISTON is a the manufacturer industrial component. Key specifications include special_features: NHA; HYDRAULIC PUMP, end_item_identification: MOTOR. This part is cataloged in the U.S.

Government catalog under NSN 2815-01-528-3990, 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
R902031881
NSN: 2815-01-528-3990
FSC: 2815 — Diesel Engines and Components
CAGE: 27005 — BOSCH REXROTH CORPORATION DIV INDUSTRIAL HYDRAULICS (USA)
SPECIFICATIONS
special_featuresNHA; HYDRAULIC PUMP
end_item_identificationMOTOR
NSN2815-01-528-3990
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING SET,PISTON TITLE COMPONENT PN R902031881 MFR RING SET,PISTON
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESNHA; HYDRAULIC PUMP
END ITEM IDENTIFICATIONMOTOR
OTHER ITEMS IN FSC 2815 — Diesel Engines and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2815-00-000-0075 2815-00-001-0022 2815-00-001-3475 2815-00-001-7728 2815-00-001-7737 2815-00-001-7805 2815-00-001-7806 2815-00-001-7813
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is R902031881?
R902031881 is a RING SET,PISTON.
What is the NSN for R902031881?
R902031881 is cataloged in the U.S. Government catalog under NSN 2815-01-528-3990. 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.