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A77802 — RING SET,PISTON

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

A77802: RING SET,PISTON.

The RING SET,PISTON is a the manufacturer industrial component. Key specifications include end_item_identification: J. I.

CASE 721B LOADER, ring_set_component_parts: PISTON RING,1;COMPRESSION RING,1;KEYSTONE RING,1;OIL RING,1. This part is cataloged in the U.S. Government catalog under NSN 2815-01-440-1600, 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
A77802
NSN: 2815-01-440-1600
FSC: 2815 — Diesel Engines and Components
CAGE: 10988 — CNH INDUSTRIAL AMERICA LLC DBA CNH AMERICA (USA)
SPECIFICATIONS
end_item_identificationJ. I. CASE 721B LOADER
ring_set_component_partsPISTON RING,1;COMPRESSION RING,1;KEYSTONE RING,1;OIL RING,1
NSN2815-01-440-1600
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING SET,PISTON TITLE COMPONENT PN A77802 MFR RING SET,PISTON
KEY FEATURES
•
RING SET COMPONENT PARTS: PISTON RING,1;COMPRESSION RING,1;KEYSTONE RING,1;OIL RING,1
TECHNICAL CHARACTERISTICS
RING SET COMPONENT PARTSPISTON RING,1;COMPRESSION RING,1;KEYSTONE RING,1;OIL RING,1
END ITEM IDENTIFICATIONJ. I. CASE 721B LOADER
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 A77802?
A77802 is a RING SET,PISTON.
What is the NSN for A77802?
A77802 is cataloged in the U.S. Government catalog under NSN 2815-01-440-1600. 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.