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WC6460000A20000 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

WC6460000A20000: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, thickness: 3.0 MILLIMETERS NOMINAL MM, hole_diameter: 17.0 MILLIMETERS NOMINAL MM, overall_diameter: 50.0 MILLIMETERS NOMINAL MM, special_features: DIN 9021 CLASS A2, peripheral_shape_style: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-642-2283, 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
WC6460000A20000
NSN: 5310-01-642-2283
FSC: 5310 — Nuts and Washers
CAGE: 0Y3H3 — FASTENAL COMPANY DBA FASTENAL CO (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
thickness3.0 MILLIMETERS NOMINAL MM
hole_diameter17.0 MILLIMETERS NOMINAL MM
overall_diameter50.0 MILLIMETERS NOMINAL MM
special_featuresDIN 9021 CLASS A2
peripheral_shape_styleROUND
supplementary_featuresFINISH: PLAIN; BOLT SIZE: M16
center_hole_shape_styleROUND
end_item_identificationMRAP - COUGAR CAT1 A2
cross-sectional_shape_styleRECTANGULAR
part_name_assigned_by_controlling_agencyFENDER WASHER
NSN5310-01-642-2283
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: WC6460000A20000 · 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
•
OVERALL DIAMETER: 50.0 MILLIMETERS NOMINAL MM
•
SUPPLEMENTARY FEATURES: FINISH: PLAIN; BOLT SIZE: M16
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER50.0 MILLIMETERS NOMINAL MM
SUPPLEMENTARY FEATURESFINISH: PLAIN; BOLT SIZE: M16
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
SPECIAL FEATURESDIN 9021 CLASS A2
PERIPHERAL SHAPE STYLEROUND
PART NAME ASSIGNED BY CONTROLLING AGENCYFENDER WASHER
END ITEM IDENTIFICATIONMRAP - COUGAR CAT1 A2
MATERIALSTEEL CORROSION RESISTING OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER17.0 MILLIMETERS NOMINAL MM
OTHER ITEMS IN FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540
SUBSTITUTES & CROSS-REFERENCES 1
ISO7093-1-16-200HV-A2AReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is WC6460000A20000?
WC6460000A20000 is a WASHER,FLAT.
What parts can replace WC6460000A20000?
There is 1 known substitute for WC6460000A20000: ISO7093-1-16-200HV-A2A. Substitute compatibility should be verified for your specific system.
What is the NSN for WC6460000A20000?
WC6460000A20000 is cataloged in the U.S. Government catalog under NSN 5310-01-642-2283. 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.