3T4977 — RETAINER,LENS

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

3T4977: RETAINER,LENS.

The RETAINER,LENS is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 6220-01-101-4906, 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

3T4977

NSN: 6220-01-101-4906
FSC: 6220 — Electric Vehicular Lights and Fixtures
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)

SPECIFICATIONS

Part Number	3T4977
NSN	6220-01-101-4906

COMPONENT DIAGRAM

SUBSTITUTES & CROSS-REFERENCES 2

D5NN-13N056-ASame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

5934761Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 3T4977?

3T4977 is a RETAINER,LENS.

What parts can replace 3T4977?

There are 2 known substitutes for 3T4977: D5NN-13N056-A, 5934761. Substitute compatibility should be verified for your specific system.

What is the NSN for 3T4977?

3T4977 is cataloged in the U.S. Government catalog under NSN 6220-01-101-4906. This indicates validated use in U.S. government and defense supply chains.

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