92961-4LH — NUT,SELF-LOCKING,EXTENDED WASHER

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

92961-4LH: NUT,SELF-LOCKING,EXTENDED WASHER.

NUT,SELF-LOCKING,EXTENDED WASHER. Key specifications include material: STEEL COMP 4340 AND STEEL COMP 8740 OVERALL, nut_style: HEXAGON, lubrication: DRY FILM LUBRICANT, thread_class: 3B, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF), overall_height: 0.204 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-377-0763, 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

92961-4LH

NSN: 5310-01-377-0763
FSC: 5310 — Nuts and Washers
CAGE: 56878 — SPS TECHNOLOGIES, LLC DBA PB FASTENERS (USA)

SPECIFICATIONS

material	STEEL COMP 4340 AND STEEL COMP 8740 OVERALL
nut_style	HEXAGON
lubrication	DRY FILM LUBRICANT
thread_class	3B
thread_series	UNIFIED NATIONAL JOINT FINE (UNJF)
overall_height	0.204 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN
hardness_rating	49.0 ROCKWELL C MAXIMUM
locking_feature	PREVAILING TORQUE ALL METAL DESIGN
thread_direction	LEFT-HAND
washer_thickness	0.090 INCHES MINIMUM IN
surface_treatment	CADMIUM AND CHROMATE OVERALL
width_across_flats	0.304 INCHES MINIMUM AND 0.316 INCHES MAXIMUM IN
NSN	5310-01-377-0763

COMPONENT DIAGRAM

KEY FEATURES

•

LUBRICATION: DRY FILM LUBRICANT

•

WASHER OUTSIDE DIAMETER: 0.420 INCHES MAXIMUM IN

•

WIDTH ACROSS FLATS: 0.304 INCHES MINIMUM AND 0.316 INCHES MAXIMUM IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416, CL2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)

•

HARDNESS RATING: 49.0 ROCKWELL C MAXIMUM

•

WASHER THICKNESS: 0.090 INCHES MINIMUM IN

TECHNICAL CHARACTERISTICS

LUBRICATION	DRY FILM LUBRICANT
OVERALL HEIGHT	0.204 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN
WASHER OUTSIDE DIAMETER	0.420 INCHES MAXIMUM IN
WIDTH ACROSS FLATS	0.304 INCHES MINIMUM AND 0.316 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416, CL2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIES	UNIFIED NATIONAL JOINT FINE (UNJF)
HARDNESS RATING	49.0 ROCKWELL C MAXIMUM
WASHER THICKNESS	0.090 INCHES MINIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 6415 ASSN STD 1ST MATERIAL RESPONSE OR AMS 6322 ASSN STD 2ND MATERIAL RESPONSE OVERALL
THREAD DIRECTION	LEFT-HAND

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

LH13374-4LHReference document

Same NSN cross-reference

Reference document — Secondary reference

3D0106-4Reference document

Same NSN cross-reference

Reference document — Secondary reference

MDR0106-4Reference 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 92961-4LH?

92961-4LH is a NUT,SELF-LOCKING,EXTENDED WASHER.

What parts can replace 92961-4LH?

There are 3 known substitutes for 92961-4LH: LH13374-4LH, 3D0106-4, MDR0106-4. Substitute compatibility should be verified for your specific system.

What is the NSN for 92961-4LH?

92961-4LH is cataloged in the U.S. Government catalog under NSN 5310-01-377-0763. This indicates validated use in U.S. government and defense supply chains.

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92961-4LH — NUT,SELF-LOCKING,EXTENDED WASHER

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