LH7974-7 — NUT,SELF-LOCKING,BARREL

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

LH7974-7: NUT,SELF-LOCKING,BARREL.

The NUT,SELF-LOCKING,BARREL is a the manufacturer industrial component. Key specifications include material: STEEL SHELL, nut_style: FLOATING SELF-LOCKING BARREL, nut_height: 0.737 INCHES MINIMUM AND 0.767 INCHES MAXIMUM IN, nut_length: 0.828 INCHES NOMINAL IN, lubrication: DRY FILM LUBRICANT, temp_rating: 450.0 FAHRENHEIT MAXIMUM DEGF. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-092-9932, 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

LH7974-7

NSN: 5310-01-092-9932
FSC: 5310 — Nuts and Washers
CAGE: 72962 — HARVARD INDUSTRIES INC (USA)

SPECIFICATIONS

material	STEEL SHELL
nut_style	FLOATING SELF-LOCKING BARREL
nut_height	0.737 INCHES MINIMUM AND 0.767 INCHES MAXIMUM IN
nut_length	0.828 INCHES NOMINAL IN
lubrication	DRY FILM LUBRICANT
temp_rating	450.0 FAHRENHEIT MAXIMUM DEGF
nut_diameter	0.856 INCHES MINIMUM AND 0.886 INCHES MAXIMUM IN
thread_class	3B
barrel_height	0.436 INCHES MINIMUM AND 0.456 INCHES MAXIMUM IN
thread_series	UNIFIED NATIONAL JOINT FINE (UNJF)
hardness_rating	34.0 ROCKWELL C MINIMUM AND 41.0 ROCKWELL C MAXIMUM
locking_feature	PREVAILING TORQUE ALL METAL DESIGN
NSN	5310-01-092-9932

COMPONENT DIAGRAM

KEY FEATURES

•

LUBRICATION: DRY FILM LUBRICANT

•

NUT LENGTH: 0.828 INCHES NOMINAL IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 1 CL 2 FED SPEC SINGLE TREATMENT RESPONSE NUT

•

THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)

•

TEMP RATING: 450.0 FAHRENHEIT MAXIMUM DEGF

•

HARDNESS RATING: 34.0 ROCKWELL C MINIMUM AND 41.0 ROCKWELL C MAXIMUM

•

MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE NUT

TECHNICAL CHARACTERISTICS

LUBRICATION	DRY FILM LUBRICANT
NUT LENGTH	0.828 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY 1 CL 2 FED SPEC SINGLE TREATMENT RESPONSE NUT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY 2 CL 2 FED SPEC ALL TREATMENT RESPONSES SHELL
THREAD SERIES	UNIFIED NATIONAL JOINT FINE (UNJF)
TEMP RATING	450.0 FAHRENHEIT MAXIMUM DEGF
HARDNESS RATING	34.0 ROCKWELL C MINIMUM AND 41.0 ROCKWELL C MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE NUT
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE SHELL
NUT COUNTERBORE DEPTH	0.202 INCHES MINIMUM AND 0.222 INCHES MAXIMUM SHELL IN

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

5310PL0748757Reference document

Same NSN cross-reference

Reference document — Informative reference only

C085-7Reference document

Same NSN cross-reference

Reference document — Vendor item drawing reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is LH7974-7?

LH7974-7 is a NUT,SELF-LOCKING,BARREL.

What parts can replace LH7974-7?

There are 2 known substitutes for LH7974-7: 5310PL0748757, C085-7. Substitute compatibility should be verified for your specific system.

What is the NSN for LH7974-7?

LH7974-7 is cataloged in the U.S. Government catalog under NSN 5310-01-092-9932. This indicates validated use in U.S. government and defense supply chains.

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LH7974-7 — NUT,SELF-LOCKING,BARREL

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