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3943977 — ADAPTOR CRANKSHAFT

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

3943977: ADAPTOR CRANKSHAFT.

The ADAPTOR CRANKSHAFT is a the manufacturer industrial component. Key specifications include supplementary_features: ENGINE FAMILY: L SERIES;ENGINE CYLINDERS: 6. This part is cataloged in the U.S.

Government catalog under NSN 2815-01-641-2738, 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
3943977
NSN: 2815-01-641-2738
FSC: 2815 — Diesel Engines and Components
CAGE: 15434 — CUMMINS INC. (USA)
SPECIFICATIONS
supplementary_featuresENGINE FAMILY: L SERIES;ENGINE CYLINDERS: 6
NSN2815-01-641-2738
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ADAPTOR CRANKSHAFT TITLE COMPONENT PN 3943977 MFR ADAPTOR CRANKSHAFT
KEY FEATURES
•
SUPPLEMENTARY FEATURES: ENGINE FAMILY: L SERIES;ENGINE CYLINDERS: 6
TECHNICAL CHARACTERISTICS
SUPPLEMENTARY FEATURESENGINE FAMILY: L SERIES;ENGINE CYLINDERS: 6
END ITEM IDENTIFICATIONISC CM2150,C GAS PLUS CM556,ISL8.9 CM2150 L110,ISL G CM2180,ISC8.3 CM2250,ISL9 CM2350 L111,QSC8.3 CM554,ISL9 CM2250,QSL9 M CM2250 L106,G8.3 CM558,QSL9 CM554,L9.3 L105,QSL9 CM850,G8.3,ISL9 CM2350 L101,QSL9 G CM558,ISC CM554,QSC8.3 CM2250,L8.9,ISC CM850,ISL CM554,QSL9 CM2350 L102,ISL8.9 CM2880 L112,GTA8.3 CM558,6C8.3,L GAS PLUS CM556,QSC8.3 CM850,ISL CM2150,ISL9 CM2150 SN,ISL CM850
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 3943977?
3943977 is a ADAPTOR CRANKSHAFT.
What is the NSN for 3943977?
3943977 is cataloged in the U.S. Government catalog under NSN 2815-01-641-2738. 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.