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82-1013 — Technical Data Sheet

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— · 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 WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, thickness: 0.083 INCHES NOMINAL IN, hole_diameter: 0.375 INCHES NOMINAL IN, overall_diameter: 0.875 INCHES NOMINAL IN, surface_treatment: ZINC OVERALL, peripheral_shape_style: ROUND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 5310-01-522-6093, 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
82-1013
NSN: 5310-01-522-6093
FSC: 5310
CAGE: 04664 — PIERCE MANUFACTURING INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thickness0.083 INCHES NOMINAL IN
hole_diameter0.375 INCHES NOMINAL IN
overall_diameter0.875 INCHES NOMINAL IN
surface_treatmentZINC OVERALL
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
NSN5310-01-522-6093
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 82-1013 · 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
•
MATERIAL: STEEL OVERALL
•
SURFACE TREATMENT: ZINC OVERALL
•
HOLE DIAMETER: 0.375 INCHES NOMINAL IN
•
THICKNESS: 0.083 INCHES NOMINAL IN
•
CENTER HOLE SHAPE STYLE: ROUND
•
OVERALL DIAMETER: 0.875 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATIONPART OF INTERIOR ARMOR KIT 2540-01-533-8813; NHA NSN M915A3 ARMOR KIT 2540-01-523-1336; USED ON ARMORED VERSION OF M915A3 2320-01-523-2486; USED ON 4210-01-486-1035 TFFT (TACTICAL FIRE FIGHTING TRUCK)
MATERIALSTEEL OVERALL
SURFACE TREATMENTZINC OVERALL
HOLE DIAMETER0.375 INCHES NOMINAL IN
THICKNESS0.083 INCHES NOMINAL IN
CENTER HOLE SHAPE STYLEROUND
OVERALL DIAMETER0.875 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
PERIPHERAL SHAPE STYLEROUND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
904291InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
FF-W-92InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
EE42417InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
201-4510950-69InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
MS27183-13InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
733955PC7InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 82-1013?
82-1013 is a WASHER,FLAT.
What parts can replace 82-1013?
There are 7 known substitutes for 82-1013: 904291, FF-W-92, EE42417 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 82-1013?
82-1013 is cataloged in the Federal Logistics Information System under NSN 5310-01-522-6093. 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: September 2026