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PartsTable / COMPONENT / 5310005755329
5310005755329 ✓ Verified by PartsTable
— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The NUT,SELF-LOCKING,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL NUT, nut_style: HEXAGON, nut_height: 0.438 INCHES MINIMUM AND 0.468 INCHES MAXIMUM IN, lubrication: DRY FILM LUBRICANT, temp_rating: 250.0 FAHRENHEIT NOMINAL DEGF, thread_class: 2B. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-575-5329, 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
5310005755329
NSN: 5310-00-575-5329
FSC: 5310
CAGE: SCY13 — E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE
SPECIFICATIONS
materialSTEEL NUT
nut_styleHEXAGON
nut_height0.438 INCHES MINIMUM AND 0.468 INCHES MAXIMUM IN
lubricationDRY FILM LUBRICANT
temp_rating250.0 FAHRENHEIT NOMINAL DEGF
thread_class2B
thread_seriesUNIFIED NATIONAL COARSE (UNC)
locking_featurePREVAILING TORQUE WITH NONMETALLIC INSERT
thread_directionRIGHT-HAND
surface_treatmentCADMIUM AND CHROMATE OVERALL EXCEPT INSERT
width_across_flats0.616 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN
nominal_thread_size0.438 INCHES IN
NSN5310-00-575-5329
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 5310005755329 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
THREAD DIRECTION: RIGHT-HAND
•
NUT HEIGHT: 0.438 INCHES MINIMUM AND 0.468 INCHES MAXIMUM IN
•
MATERIAL: STEEL NUT
•
TEMP RATING: 250.0 FAHRENHEIT NOMINAL DEGF
•
NOMINAL THREAD SIZE: 0.438 INCHES IN
•
WIDTH ACROSS FLATS: 0.616 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN
•
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
TECHNICAL CHARACTERISTICS (FLIS)
THREAD DIRECTIONRIGHT-HAND
NUT HEIGHT0.438 INCHES MINIMUM AND 0.468 INCHES MAXIMUM IN
MATERIALSTEEL NUT
TEMP RATING250.0 FAHRENHEIT NOMINAL DEGF
END ITEM IDENTIFICATIONMRAP BUFFALO MK2A2
NOMINAL THREAD SIZE0.438 INCHES IN
WIDTH ACROSS FLATS0.616 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
BEARING SURFACE TYPECHAMFERED OR WASHER FACED
BEARING SURFACE FINISH125.0 MICROINCHES
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
AN6200-12ABInterchangeable
interchangeable cross-reference
interchangeable
AN6279-12ABInterchangeable
interchangeable cross-reference
interchangeable
1032-6Interchangeable
interchangeable cross-reference
interchangeable
5208DInterchangeable
interchangeable cross-reference
interchangeable
5208FInterchangeable
interchangeable cross-reference
interchangeable
5208FQ6B7Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5310005755329?
5310005755329 is a NUT,SELF-LOCKING,HEXAGON.
What parts can replace 5310005755329?
There are 24 known substitutes for 5310005755329: AN6200-12AB, AN6279-12AB, 1032-6 and 21 more. Substitute compatibility should be verified for your specific system.
Is 5310005755329 still available?
5310005755329 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026