110166992 — NUT,SELF-LOCKING,EXTENDED WASHER

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

110166992: NUT,SELF-LOCKING,EXTENDED WASHER.

NUT,SELF-LOCKING,EXTENDED WASHER. Key specifications include material: STEEL OVERALL, nut_style: HEXAGON, thread_class: 2B, thread_series: UNIFIED NATIONAL COARSE (UNC), overall_height: 0.690 INCHES NOMINAL IN, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-588-5831, 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

110166992

NSN: 5310-01-588-5831
FSC: 5310 — Nuts and Washers
CAGE: 0Y3H3 — FASTENAL COMPANY DBA FASTENAL CO (USA)

SPECIFICATIONS

material	STEEL OVERALL
nut_style	HEXAGON
thread_class	2B
thread_series	UNIFIED NATIONAL COARSE (UNC)
overall_height	0.690 INCHES NOMINAL IN
thread_direction	RIGHT-HAND
washer_thickness	0.100 INCHES NOMINAL IN
surface_treatment	ZINC OVERALL
width_across_flats	0.922 INCHES MINIMUM AND 0.940 INCHES MAXIMUM IN
nominal_thread_size	0.625 INCHES IN
end_item_identification	3825-01-577-2713 DISTRIBUTOR, WATER, TANK TYPE
washer_outside_diameter	1.330 INCHES NOMINAL IN
NSN	5310-01-588-5831

COMPONENT DIAGRAM

KEY FEATURES

•

WASHER OUTSIDE DIAMETER: 1.330 INCHES NOMINAL IN

•

WIDTH ACROSS FLATS: 0.922 INCHES MINIMUM AND 0.940 INCHES MAXIMUM IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: ASTM F1941, FE/ZN 3 AT ASSN STD SINGLE TREATMENT RESPONSE OVERALL

•

THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)

•

WASHER THICKNESS: 0.100 INCHES NOMINAL IN

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.625 INCHES IN

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	0.690 INCHES NOMINAL IN
WASHER OUTSIDE DIAMETER	1.330 INCHES NOMINAL IN
WIDTH ACROSS FLATS	0.922 INCHES MINIMUM AND 0.940 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	ASTM F1941, FE/ZN 3 AT ASSN STD SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIES	UNIFIED NATIONAL COARSE (UNC)
WASHER THICKNESS	0.100 INCHES NOMINAL IN
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.625 INCHES IN
SURFACE TREATMENT	ZINC OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCY	NUT, HEX FLANGE TOP LOCK

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 2

6001923Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

12759-01016Reference document

Same NSN cross-reference

Reference document — Secondary 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 110166992?

110166992 is a NUT,SELF-LOCKING,EXTENDED WASHER.

What parts can replace 110166992?

There are 2 known substitutes for 110166992: 6001923, 12759-01016. Substitute compatibility should be verified for your specific system.

What is the NSN for 110166992?

110166992 is cataloged in the U.S. Government catalog under NSN 5310-01-588-5831. This indicates validated use in U.S. government and defense supply chains.

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110166992 — NUT,SELF-LOCKING,EXTENDED WASHER

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