77377-5 — NUT,SELF-LOCKING,SPLINE

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

77377-5: NUT,SELF-LOCKING,SPLINE.

The NUT,SELF-LOCKING,SPLINE is a the manufacturer industrial component. Key specifications include special_features: APPEARANCE-LIQUID; BOILING POINT-GREATER THAN 424 DEGREES FAHRENHEIT; DENSITY-0.841 GRAMS/CENTIMETERS3 G, minimum_flash_point_and_test_method: 394.0 FAHRENHEIT CLEVELAND OPEN CUP DEGF, part_name_assigned_by_controlling_agency: OIL,TRANSMISSION,SYNTHETIC. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-051-0655, 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

77377-5

NSN: 5310-01-051-0655
NIINs: 010510655, 017271512
FSC: 5310 — Nuts and Washers
CAGE: 56878 — SPS TECHNOLOGIES, LLC DBA PB FASTENERS (USA)

SPECIFICATIONS

special_features	APPEARANCE-LIQUID; BOILING POINT-GREATER THAN 424 DEGREES FAHRENHEIT; DENSITY-0.841 GRAMS/CENTIMETERS3 G
minimum_flash_point_and_test_method	394.0 FAHRENHEIT CLEVELAND OPEN CUP DEGF
part_name_assigned_by_controlling_agency	OIL,TRANSMISSION,SYNTHETIC
NSN	5310-01-051-0655

COMPONENT DIAGRAM

KEY FEATURES

•

LUBRICATION: DRY FILM LUBRICANT

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)

•

TEMP RATING: 450.0 FAHRENHEIT NOMINAL DEGF

•

HARDNESS RATING: 38.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.312 INCHES IN

TECHNICAL CHARACTERISTICS

LUBRICATION	DRY FILM LUBRICANT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIES	UNIFIED NATIONAL JOINT FINE (UNJF)
TEMP RATING	450.0 FAHRENHEIT NOMINAL DEGF
HARDNESS RATING	38.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.312 INCHES IN
NUT DIAMETER	0.605 INCHES MAXIMUM IN
PILOT DIAMETER	0.344 INCHES NOMINAL IN

SUBSTITUTES & CROSS-REFERENCES 4

5310PL0741363Reference document

Same NSN cross-reference

Reference document — Informative reference only

MN23-5Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

SP50324-5Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LH11922-5Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 77377-5?

77377-5 is a NUT,SELF-LOCKING,SPLINE.

What parts can replace 77377-5?

There are 4 known substitutes for 77377-5: 5310PL0741363, MN23-5, SP50324-5 and 1 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 77377-5?

77377-5 is cataloged in the U.S. Government catalog under NSN 5310-01-051-0655. This indicates validated use in U.S. government and defense supply chains.

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