VN4761BB080 — NUT,SELF-LOCKING,EXTENDED WASHER

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

VN4761BB080: NUT,SELF-LOCKING,EXTENDED WASHER.

NUT,SELF-LOCKING,EXTENDED WASHER. Key specifications include material: IRON ALLOY 660 OVERALL, nut_style: DOUBLE HEXAGON, thread_class: 3B, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF), overall_height: 0.548 INCHES MINIMUM AND 0.568 INCHES MAXIMUM IN, hardness_rating: 24.0 ROCKWELL C MINIMUM. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-486-1334, 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

VN4761BB080

NSN: 5310-01-486-1334
FSC: 5310 — Nuts and Washers
CAGE: 92215 — HOWMET GLOBAL FASTENING SYSTEMS INC DIV TORRANCE OPERATIONS (USA)

SPECIFICATIONS

material	IRON ALLOY 660 OVERALL
nut_style	DOUBLE HEXAGON
thread_class	3B
thread_series	UNIFIED NATIONAL JOINT FINE (UNJF)
overall_height	0.548 INCHES MINIMUM AND 0.568 INCHES MAXIMUM IN
hardness_rating	24.0 ROCKWELL C MINIMUM
locking_feature	PREVAILING TORQUE ALL METAL DESIGN
thread_direction	RIGHT-HAND
washer_thickness	0.100 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
width_across_flats	0.625 INCHES NOMINAL IN
nominal_thread_size	0.500 INCHES IN
washer_outside_diameter	0.786 INCHES MAXIMUM IN
NSN	5310-01-486-1334

COMPONENT DIAGRAM

KEY FEATURES

•

WASHER OUTSIDE DIAMETER: 0.786 INCHES MAXIMUM IN

•

WIDTH ACROSS FLATS: 0.625 INCHES NOMINAL IN

•

THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)

•

HARDNESS RATING: 24.0 ROCKWELL C MINIMUM

•

WASHER THICKNESS: 0.100 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5732 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5737 ASSN STD 2ND MATERIAL RESPONSE OVERALL

•

THREAD DIRECTION: RIGHT-HAND

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	0.548 INCHES MINIMUM AND 0.568 INCHES MAXIMUM IN
WASHER OUTSIDE DIAMETER	0.786 INCHES MAXIMUM IN
WIDTH ACROSS FLATS	0.625 INCHES NOMINAL IN
THREAD SERIES	UNIFIED NATIONAL JOINT FINE (UNJF)
HARDNESS RATING	24.0 ROCKWELL C MINIMUM
WASHER THICKNESS	0.100 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5732 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5737 ASSN STD 2ND MATERIAL RESPONSE OVERALL
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.500 INCHES IN
LOCKING FEATURE	PREVAILING TORQUE ALL METAL DESIGN

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

LH3587-8Reference document

Same NSN cross-reference

Reference document — Secondary reference

ST2785-14Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

92617-820Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is VN4761BB080?

VN4761BB080 is a NUT,SELF-LOCKING,EXTENDED WASHER.

What parts can replace VN4761BB080?

There are 3 known substitutes for VN4761BB080: LH3587-8, ST2785-14, 92617-820. Substitute compatibility should be verified for your specific system.

What is the NSN for VN4761BB080?

VN4761BB080 is cataloged in the U.S. Government catalog under NSN 5310-01-486-1334. This indicates validated use in U.S. government and defense supply chains.

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