4W5277 — PROTECTOR,THERMAL-OVERLOAD,ELECT

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

4W5277: PROTECTOR,THERMAL-OVERLOAD,ELECT.

PROTECTOR,THERMAL-OVERLOAD,ELECT. This part is cataloged in the U.S. Government catalog under NSN 6110-01-196-9552, 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

4W5277

NSN: 6110-01-196-9552
FSC: 6110 — Electrical Control Equipment
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)

SPECIFICATIONS

Part Number	4W5277
NSN	6110-01-196-9552

COMPONENT DIAGRAM

OTHER ITEMS IN FSC 6110 — Electrical Control Equipment

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

6110-00-000-0104 6110-00-001-1525 6110-00-001-1535 6110-00-001-1562 6110-00-001-2473 6110-00-001-3154 6110-00-001-4096 6110-00-001-4097

SUBSTITUTES & CROSS-REFERENCES 2

40628601Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

3N7750Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

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 4W5277?

4W5277 is a PROTECTOR,THERMAL-OVERLOAD,ELECT.

What parts can replace 4W5277?

There are 2 known substitutes for 4W5277: 40628601, 3N7750. Substitute compatibility should be verified for your specific system.

What is the NSN for 4W5277?

4W5277 is cataloged in the U.S. Government catalog under NSN 6110-01-196-9552. This indicates validated use in U.S. government and defense supply chains.

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4W5277 — PROTECTOR,THERMAL-OVERLOAD,ELECT

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