H51120A08 — NUT,SELF-LOCKING,ASSEMBLED WASHE

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

H51120A08: NUT,SELF-LOCKING,ASSEMBLED WASHE.

NUT,SELF-LOCKING,ASSEMBLED WASHE. Key specifications include material: IRON ALLOY 660 WASHER, nut_style: FLAT, nut_height: 0.062 INCHES MINIMUM IN, lubrication: DRY FILM LUBRICANT, temp_rating: 450.0 FAHRENHEIT NOMINAL DEGF, thread_class: 2B. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-435-8754, 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

H51120A08

NSN: 5310-01-435-8754
FSC: 5310 — Nuts and Washers
CAGE: 92215 — HOWMET GLOBAL FASTENING SYSTEMS INC DIV TORRANCE OPERATIONS (USA)

SPECIFICATIONS

material	IRON ALLOY 660 WASHER
nut_style	FLAT
nut_height	0.062 INCHES MINIMUM IN
lubrication	DRY FILM LUBRICANT
temp_rating	450.0 FAHRENHEIT NOMINAL DEGF
thread_class	2B
thread_series	UNIFIED NATIONAL JOINT FINE (UNJF)
overall_height	0.227 INCHES MAXIMUM IN
locking_feature	PREVAILING TORQUE ALL METAL DESIGN
special_features	CONCAVE SELF-ALIGNING WASHER
thread_direction	RIGHT-HAND
surface_treatment	PASSIVATE NUT
NSN	5310-01-435-8754

COMPONENT DIAGRAM

KEY FEATURES

•

LUBRICATION: DRY FILM LUBRICANT

•

WASHER OUTSIDE DIAMETER: 0.345 INCHES MAXIMUM IN

•

WIDTH ACROSS FLATS: 0.195 INCHES MINIMUM AND 0.225 INCHES MAXIMUM IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE WASHER

•

THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)

•

TEMP RATING: 450.0 FAHRENHEIT NOMINAL DEGF

TECHNICAL CHARACTERISTICS

LUBRICATION	DRY FILM LUBRICANT
OVERALL HEIGHT	0.227 INCHES MAXIMUM IN
WASHER OUTSIDE DIAMETER	0.345 INCHES MAXIMUM IN
WIDTH ACROSS FLATS	0.195 INCHES MINIMUM AND 0.225 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE WASHER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE NUT
THREAD SERIES	UNIFIED NATIONAL JOINT FINE (UNJF)
TEMP RATING	450.0 FAHRENHEIT NOMINAL DEGF
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE NUT
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE WASHER

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

BH01622A08Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

VN376D08WSame 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 H51120A08?

H51120A08 is a NUT,SELF-LOCKING,ASSEMBLED WASHE.

What parts can replace H51120A08?

There are 2 known substitutes for H51120A08: BH01622A08, VN376D08W. Substitute compatibility should be verified for your specific system.

What is the NSN for H51120A08?

H51120A08 is cataloged in the U.S. Government catalog under NSN 5310-01-435-8754. This indicates validated use in U.S. government and defense supply chains.

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H51120A08 — NUT,SELF-LOCKING,ASSEMBLED WASHE

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