L9NS64-8 — NUT,SELF-LOCKING,EXTENDED WASHER

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

L9NS64-8: NUT,SELF-LOCKING,EXTENDED WASHER.

NUT,SELF-LOCKING,EXTENDED WASHER. Key specifications include material: NICKEL ALLOY 718 NUT, nut_style: SPLINE DRIVE, temp_rating: 250.0 FAHRENHEIT NOMINAL DEGF, thread_class: 3B, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF), overall_height: 0.665 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-343-2772, 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

L9NS64-8

NSN: 5310-01-343-2772
FSC: 5310 — Nuts and Washers
CAGE: 019L2 — ESNA, LLC (USA)

SPECIFICATIONS

material	NICKEL ALLOY 718 NUT
nut_style	SPLINE DRIVE
temp_rating	250.0 FAHRENHEIT NOMINAL DEGF
thread_class	3B
thread_series	UNIFIED NATIONAL JOINT FINE (UNJF)
overall_height	0.665 INCHES MAXIMUM IN
locking_feature	PREVAILING TORQUE WITH NONMETALLIC INSERT
thread_direction	RIGHT-HAND
washer_thickness	0.080 INCHES MINIMUM IN
countersink_angle	85.0 DEGREES MINIMUM FIRST END
surface_treatment	PASSIVATE OVERALL EXCEPT INSERT
test_data_document	96906-MIL-STD-6866 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).
NSN	5310-01-343-2772

COMPONENT DIAGRAM

KEY FEATURES

•

WASHER OUTSIDE DIAMETER: 0.981 INCHES MAXIMUM IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT

•

THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)

•

TEMP RATING: 250.0 FAHRENHEIT NOMINAL DEGF

•

WASHER THICKNESS: 0.080 INCHES MINIMUM IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5662 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5663 ASSN STD SINGLE MATERIAL RESPONSE NUT

•

THREAD DIRECTION: RIGHT-HAND

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	0.665 INCHES MAXIMUM IN
WASHER OUTSIDE DIAMETER	0.981 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT
THREAD SERIES	UNIFIED NATIONAL JOINT FINE (UNJF)
TEMP RATING	250.0 FAHRENHEIT NOMINAL DEGF
WASHER THICKNESS	0.080 INCHES MINIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5662 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5663 ASSN STD SINGLE MATERIAL RESPONSE NUT
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.500 INCHES IN
LOCKING FEATURE	PREVAILING TORQUE WITH NONMETALLIC INSERT

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

SP53028-8Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

83849N-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 L9NS64-8?

L9NS64-8 is a NUT,SELF-LOCKING,EXTENDED WASHER.

What parts can replace L9NS64-8?

There are 2 known substitutes for L9NS64-8: SP53028-8, 83849N-820. Substitute compatibility should be verified for your specific system.

What is the NSN for L9NS64-8?

L9NS64-8 is cataloged in the U.S. Government catalog under NSN 5310-01-343-2772. This indicates validated use in U.S. government and defense supply chains.

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L9NS64-8 — NUT,SELF-LOCKING,EXTENDED WASHER

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