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PartsTable / COMPONENT / B39874-01
B39874-01 ✓ 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,PLAIN,HEXAGON is a the manufacturer industrial component. Key specifications include end_item_identification: MRAP - UNIQUE NSN - RG33 CAT I, part_name_assigned_by_controlling_agency: LUG NUT M22X1.5. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-567-6528, 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
B39874-01
NSN: 5310-01-567-6528
FSC: 5310
CAGE: 0NWG1 — METFORM INC (USA)
SPECIFICATIONS
end_item_identificationMRAP - UNIQUE NSN - RG33 CAT I
part_name_assigned_by_controlling_agencyLUG NUT M22X1.5
NSN5310-01-567-6528
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: B39874-01 · 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 (FLIS)
PART NAME ASSIGNED BY CONTROLLING AGENCYLUG NUT M22X1.5
END ITEM IDENTIFICATIONMRAP - UNIQUE NSN - RG33 CAT I
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
51398AInterchangeable
interchangeable cross-reference
interchangeable
50125Interchangeable
interchangeable cross-reference
interchangeable
67006AInterchangeable
interchangeable cross-reference
interchangeable
WH-50-S02Interchangeable
interchangeable cross-reference
interchangeable
50125/706620Interchangeable
interchangeable cross-reference
interchangeable
6748072-50Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B39874-01?
B39874-01 is a NUT,PLAIN,HEXAGON.
What parts can replace B39874-01?
There are 11 known substitutes for B39874-01: 51398A, 50125, 67006A and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B39874-01?
B39874-01 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-567-6528. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026