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WA15810 ✓ 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 WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: WOOL OR COTTON OR CELLULOSE OR GLASS OVERALL, thickness: 0.062 INCHES NOMINAL IN, hole_diameter: 0.250 INCHES NOMINAL IN, overall_diameter: 0.375 INCHES NOMINAL IN, peripheral_shape_style: ROUND, center_hole_shape_style: ROUND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-846-3363, 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
WA15810
NSN: 5310-00-846-3363
FSC: 5310
CAGE: 0NKU0 — LCT ELECTRONICS (USA)
SPECIFICATIONS
materialWOOL OR COTTON OR CELLULOSE OR GLASS OVERALL
thickness0.062 INCHES NOMINAL IN
hole_diameter0.250 INCHES NOMINAL IN
overall_diameter0.375 INCHES NOMINAL IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
NSN5310-00-846-3363
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: WA15810 · 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
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
MATERIAL: WOOL OR COTTON OR CELLULOSE OR GLASS OVERALL
•
THICKNESS: 0.062 INCHES NOMINAL IN
•
PERIPHERAL SHAPE STYLE: ROUND
•
CENTER HOLE SHAPE STYLE: ROUND
•
OVERALL DIAMETER: 0.375 INCHES NOMINAL IN
•
HOLE DIAMETER: 0.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
MATERIALWOOL OR COTTON OR CELLULOSE OR GLASS OVERALL
THICKNESS0.062 INCHES NOMINAL IN
PERIPHERAL SHAPE STYLEROUND
CENTER HOLE SHAPE STYLEROUND
OVERALL DIAMETER0.375 INCHES NOMINAL IN
HOLE DIAMETER0.250 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
56-12Interchangeable
interchangeable cross-reference
interchangeable
301576-1Interchangeable
interchangeable cross-reference
interchangeable
714181Interchangeable
interchangeable cross-reference
interchangeable
32A2412Interchangeable
interchangeable cross-reference
interchangeable
0216Interchangeable
interchangeable cross-reference
interchangeable
56458-48Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is WA15810?
WA15810 is a WASHER,FLAT.
What parts can replace WA15810?
There are 14 known substitutes for WA15810: 56-12, 301576-1, 714181 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for WA15810?
WA15810 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-846-3363. 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