K54140-4 — NUT,SELF-LOCKING,PLATE

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

K54140-4: NUT,SELF-LOCKING,PLATE.

The NUT,SELF-LOCKING,PLATE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY UNS N07001 OVERALL, thread_class: 3B, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF), nominal_thread_size: 0.250 INCHES IN, end_item_identification: ENGINE MODEL F404, thread_quantity_per_inch: 28. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-396-0644, 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

K54140-4

NSN: 5310-01-396-0644
FSC: 5310 — Nuts and Washers
CAGE: 15653 — HOWMET GLOBAL FASTENING SYSTEMS INC (USA)

SPECIFICATIONS

material	NICKEL ALLOY UNS N07001 OVERALL
thread_class	3B
thread_series	UNIFIED NATIONAL JOINT FINE (UNJF)
nominal_thread_size	0.250 INCHES IN
end_item_identification	ENGINE MODEL F404
thread_quantity_per_inch	28
NSN	5310-01-396-0644

COMPONENT DIAGRAM

KEY FEATURES

•

THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)

•

NOMINAL THREAD SIZE: 0.250 INCHES IN

•

THREAD CLASS: 3B

•

THREAD QUANTITY PER INCH: 28

•

MATERIAL: NICKEL ALLOY UNS N07001 OVERALL

TECHNICAL CHARACTERISTICS

THREAD SERIES	UNIFIED NATIONAL JOINT FINE (UNJF)
NOMINAL THREAD SIZE	0.250 INCHES IN
THREAD CLASS	3B
END ITEM IDENTIFICATION	ENGINE MODEL F404
THREAD QUANTITY PER INCH	28
MATERIAL	NICKEL ALLOY UNS N07001 OVERALL

OTHER ITEMS IN FSC 5310 — Nuts and Washers

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

5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540

SUBSTITUTES & CROSS-REFERENCES 3

10122285Reference document

Same NSN cross-reference

Reference document — Informative reference only

HSG58W-4-SReference document

Same NSN cross-reference

Reference document — Secondary reference

4080T84P07Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is K54140-4?

K54140-4 is a NUT,SELF-LOCKING,PLATE.

What parts can replace K54140-4?

There are 3 known substitutes for K54140-4: 10122285, HSG58W-4-S, 4080T84P07. Substitute compatibility should be verified for your specific system.

What is the NSN for K54140-4?

K54140-4 is cataloged in the U.S. Government catalog under NSN 5310-01-396-0644. This indicates validated use in U.S. government and defense supply chains.

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