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3966277 — ROCKER ARM,ENGINE POPPET VALVE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

3966277: ROCKER ARM,ENGINE POPPET VALVE.

The ROCKER ARM,ENGINE POPPET VALVE is a the manufacturer industrial component. Key specifications include part_name_assigned_by_controlling_agency: LEVER,ROCKER. This part is cataloged in the U.S.

Government catalog under NSN 2815-01-629-4776, 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
3966277
NSN: 2815-01-629-4776
FSC: 2815 — Diesel Engines and Components
CAGE: 15434 — CUMMINS INC. (USA)
SPECIFICATIONS
part_name_assigned_by_controlling_agencyLEVER,ROCKER
NSN2815-01-629-4776
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ROCKER ARM,ENGINE POPPET VALVE TITLE COMPONENT PN 3966277 MFR ROCKER ARM,ENGINE POPP
TECHNICAL CHARACTERISTICS
PART NAME ASSIGNED BY CONTROLLING AGENCYLEVER,ROCKER
END ITEM IDENTIFICATIONCUMMINS DIESEL ENGINES ISC CM2150,C GAS PLUS CM556,ISL8.9CM2150 L110,ISL G CM2180, ISC8.3 CM2250, QSL9 CM2250, QSC8.3 CM554, ISL9 CM2250, QSL9 M CM2250 L106, QSL9 CM554, G8.3 CM558, QSL9 CM850, G8.3, ISL9 CM2350 L101, QSL9 G CM558, ISC CM554, L8.9, C8.3 G, ISL CM554, ISC CM850, QSL9 CM2350 L102, ISL8.9 CM2880 L112, ISL CM2150, L GAS PLUS CM556, 6C8.3, QSC8.3 CM850, ISL9 CM2150 SN, ISL CM850, GTA8.3 CM558 G
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 3966277?
3966277 is a ROCKER ARM,ENGINE POPPET VALVE.
What is the NSN for 3966277?
3966277 is cataloged in the U.S. Government catalog under NSN 2815-01-629-4776. 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.