40977-1 — 40977-1

✓ Government record, cited

Legrand · COMPONENT

PRODUCT OVERVIEW

40977-1: 40977-1.

Breaking capacity: 25 kA - IEC 60947-2 - 400 V~ Can be equipped with DX³ signalling and remote tripping auxiliaries and motorised controls. Key specifications include end_item_identification: TDK-39 AND TDK-39A, TOW TARGET ASSEMBLY. A.

This part is cataloged in the U.S. Government catalog under NSN 5360-00-695-4800, 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

40977-1

NSN: 5360-00-695-4800
NIINs: 006954800, 015874673
FSC: 5360 — Coil, Flat, Leaf, and Wire Springs
CAGE: 19204 — ARMY, UNITED STATES DEPARTMENT OF THE DBA ROCK ISLAND ARSENAL JMTC (USA)

SPECIFICATIONS

end_item_identification	TDK-39 AND TDK-39A, TOW TARGET ASSEMBLY. A
NSN	5360-00-695-4800

COMPONENT DIAGRAM

KEY FEATURES

•

SPRING FREE OUTSIDE DIAMETER: 0.375 INCHES NOMINAL IN

•

END STYLE: SHORT TWISTED HOOK BOTH ENDS

•

DESIGN TYPE: CLOSED

•

STYLE DESIGNATOR: CYLINDRICAL

•

SPRING FREE LENGTH: 1.445 INCHES NOMINAL IN

•

INSIDE DIAMETER: 0.313 INCHES NOMINAL IN

•

COIL QUANTITY: 27

•

SURFACE TREATMENT: TIN OVERALL

TECHNICAL CHARACTERISTICS

SPRING FREE OUTSIDE DIAMETER	0.375 INCHES NOMINAL IN
END STYLE	SHORT TWISTED HOOK BOTH ENDS
DESIGN TYPE	CLOSED
STYLE DESIGNATOR	CYLINDRICAL
SPRING FREE LENGTH	1.445 INCHES NOMINAL IN
INSIDE DIAMETER	0.313 INCHES NOMINAL IN
COIL QUANTITY	27
SURFACE TREATMENT	TIN OVERALL
COIL HELIX DIRECTION	RIGHT-HAND OR LEFT-HAND
MATERIAL	STEEL UNS K08500 OVERALL

SUBSTITUTES & CROSS-REFERENCES 2

804.0038Reference document

Same NSN cross-reference

Reference document — Secondary reference

150A366Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

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 40977-1?

40977-1 is a 40977-1 manufactured by Legrand.

What parts can replace 40977-1?

There are 2 known substitutes for 40977-1: 804.0038, 150A366. Substitute compatibility should be verified for your specific system.

What is the NSN for 40977-1?

40977-1 is cataloged in the U.S. Government catalog under NSN 5360-00-695-4800. This indicates validated use in U.S. government and defense supply chains.

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