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5011883A ✓ 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 PIN,GROOVED,HEADLESS is a the manufacturer industrial component. Key specifications include end_item_identification: MRAP - COMMON NSN - USED ON MRAP NO PERMANENT WSDC IDENTIFIED AND 1 OTHER WEAPON SYSTEM. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-01-395-0837, 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
5011883A
NSN: 5315-01-395-0837
FSC: 5315
CAGE: 44MG9 — WEBASTO THERMO & COMFORT NORTH AMERICA, INC. DIV WEBASTO PRODUCT NORTH AMERICA, INC (USA)
SPECIFICATIONS
end_item_identificationMRAP - COMMON NSN - USED ON MRAP NO PERMANENT WSDC IDENTIFIED AND 1 OTHER WEAPON SYSTEM
NSN5315-01-395-0837
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 5011883A · 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)
END ITEM IDENTIFICATIONMRAP - COMMON NSN - USED ON MRAP NO PERMANENT WSDC IDENTIFIED AND 1 OTHER WEAPON SYSTEM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
420565Interchangeable
interchangeable cross-reference
interchangeable
8617518Interchangeable
interchangeable cross-reference
interchangeable
P98700002Interchangeable
interchangeable cross-reference
interchangeable
420.565Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5011883A?
5011883A is a PIN,GROOVED,HEADLESS.
What parts can replace 5011883A?
There are 4 known substitutes for 5011883A: 420565, 8617518, P98700002 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 5011883A?
5011883A is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-01-395-0837. 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