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53010004263990 — NUT,PLAIN,HEXAGON

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

53010004263990: NUT,PLAIN,HEXAGON.

The NUT,PLAIN,HEXAGON is a the manufacturer industrial component. Key specifications include end_item_identification: MRAP - COMMON NSN - USED ON MRAP NO PERMANENT WSDC IDENTIFIED AND 45 OTHER WEAPON SYSTEMS, part_name_assigned_by_controlling_agency: NUT,HEAVY HEXAGON. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-426-3990, 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
53010004263990
NSN: 5310-00-426-3990
FSC: 5310 — Nuts and Washers
CAGE: SCY13 — E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE
SPECIFICATIONS
end_item_identificationMRAP - COMMON NSN - USED ON MRAP NO PERMANENT WSDC IDENTIFIED AND 45 OTHER WEAPON SYSTEMS
part_name_assigned_by_controlling_agencyNUT,HEAVY HEXAGON
NSN5310-00-426-3990
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 53010004263990 · 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
TECHNICAL CHARACTERISTICS
PART NAME ASSIGNED BY CONTROLLING AGENCYNUT,HEAVY HEXAGON
END ITEM IDENTIFICATIONMRAP - COMMON NSN - USED ON MRAP NO PERMANENT WSDC IDENTIFIED AND 45 OTHER WEAPON SYSTEMS
SUBSTITUTES & CROSS-REFERENCES 2
CBU1966Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
10390283Reference document
Same NSN cross-reference
Reference document — Informative reference only
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 53010004263990?
53010004263990 is a NUT,PLAIN,HEXAGON.
What parts can replace 53010004263990?
There are 2 known substitutes for 53010004263990: CBU1966, 10390283. Substitute compatibility should be verified for your specific system.
What is the NSN for 53010004263990?
53010004263990 is cataloged in the U.S. Government catalog under NSN 5310-00-426-3990. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.