1137185 — NUT,SELF-LOCKING,HEXAGON

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

1137185: NUT,SELF-LOCKING,HEXAGON.

The NUT,SELF-LOCKING,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL EXCEPT INSERT, nut_style: HEXAGON, nut_height: 0.351 INCHES NOMINAL IN, thread_class: 2B, thread_series: UNIFIED NATIONAL COARSE (UNC), thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-565-0280, 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

1137185

NSN: 5310-01-565-0280
FSC: 5310 — Nuts and Washers
CAGE: 0Y3H3 — FASTENAL COMPANY DBA FASTENAL CO (USA)

SPECIFICATIONS

material	STEEL OVERALL EXCEPT INSERT
nut_style	HEXAGON
nut_height	0.351 INCHES NOMINAL IN
thread_class	2B
thread_series	UNIFIED NATIONAL COARSE (UNC)
thread_direction	RIGHT-HAND
surface_treatment	ZINC OVERALL EXCEPT INSERT
width_across_flats	0.559 INCHES NOMINAL IN
nominal_thread_size	0.375 INCHES IN
end_item_identification	1520-01-355-8250; HELICOPTER, ATTACK; MRAP - COUGAR
thread_quantity_per_inch	16
part_name_assigned_by_controlling_agency	HEX NYLON INSERT LOCKNUT
NSN	5310-01-565-0280

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.559 INCHES NOMINAL IN

•

THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.375 INCHES IN

•

NUT HEIGHT: 0.351 INCHES NOMINAL IN

•

SURFACE TREATMENT: ZINC OVERALL EXCEPT INSERT

•

NUT STYLE: HEXAGON

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.559 INCHES NOMINAL IN
THREAD SERIES	UNIFIED NATIONAL COARSE (UNC)
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.375 INCHES IN
NUT HEIGHT	0.351 INCHES NOMINAL IN
SURFACE TREATMENT	ZINC OVERALL EXCEPT INSERT
PART NAME ASSIGNED BY CONTROLLING AGENCY	HEX NYLON INSERT LOCKNUT
NUT STYLE	HEXAGON
THREAD CLASS	2B
END ITEM IDENTIFICATION	1520-01-355-8250; HELICOPTER, ATTACK; MRAP - COUGAR

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 1

12759-00107Reference document

Same NSN cross-reference

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

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 1137185?

1137185 is a NUT,SELF-LOCKING,HEXAGON.

What parts can replace 1137185?

There is 1 known substitute for 1137185: 12759-00107. Substitute compatibility should be verified for your specific system.

What is the NSN for 1137185?

1137185 is cataloged in the U.S. Government catalog under NSN 5310-01-565-0280. This indicates validated use in U.S. government and defense supply chains.

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1137185 — NUT,SELF-LOCKING,HEXAGON

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