51H3977-1 — BELT,AIRCRAFT SAFETY

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

51H3977-1: BELT,AIRCRAFT SAFETY.

The BELT,AIRCRAFT SAFETY is a the manufacturer industrial component. Key specifications include adjustability: ADJUSTABLE, webbing_width: 3.000 INCHES NOMINAL IN, adjustment_maximum_length: 51.000 INCHES IN, nondefinitive_spec/std_data: MD1 TYPE, fastener_material_and_location: STEEL BUCKLE. This part is cataloged in the U.S.

Government catalog under NSN 1680-00-516-6542, 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

51H3977-1

NSN: 1680-00-516-6542
FSC: 1680 — Miscellaneous Aircraft Accessories and Components
CAGE: 98750 — SAN ANTONIO AIR LOGISTICS CENTER (USA)

SPECIFICATIONS

adjustability	ADJUSTABLE
webbing_width	3.000 INCHES NOMINAL IN
personnel_capacity	1
adjustment_maximum_length	51.000 INCHES IN
nondefinitive_spec/std_data	MD1 TYPE
fastener_material_and_location	STEEL BUCKLE
NSN	1680-00-516-6542

COMPONENT DIAGRAM

KEY FEATURES

•

FASTENER MATERIAL AND LOCATION: STEEL BUCKLE

•

ADJUSTABILITY: ADJUSTABLE

•

ADJUSTMENT MAXIMUM LENGTH: 51.000 INCHES IN

•

NONDEFINITIVE SPEC/STD DATA: MD1 TYPE

•

PERSONNEL CAPACITY: 1

•

WEBBING WIDTH: 3.000 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

FASTENER MATERIAL AND LOCATION	STEEL BUCKLE
ADJUSTABILITY	ADJUSTABLE
ADJUSTMENT MAXIMUM LENGTH	51.000 INCHES IN
NONDEFINITIVE SPEC/STD DATA	MD1 TYPE
PERSONNEL CAPACITY	1
WEBBING WIDTH	3.000 INCHES NOMINAL IN

SUBSTITUTES & CROSS-REFERENCES 3

TYPEMD1Reference document

Same NSN cross-reference

Reference document — Secondary reference

54H19650Reference document

Same NSN cross-reference

Reference document — Secondary reference

45-1706Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 51H3977-1?

51H3977-1 is a BELT,AIRCRAFT SAFETY.

What parts can replace 51H3977-1?

There are 3 known substitutes for 51H3977-1: TYPEMD1, 54H19650, 45-1706. Substitute compatibility should be verified for your specific system.

What is the NSN for 51H3977-1?

51H3977-1 is cataloged in the U.S. Government catalog under NSN 1680-00-516-6542. This indicates validated use in U.S. government and defense supply chains.

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51H3977-1 — BELT,AIRCRAFT SAFETY

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