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10000279 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

10000279: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include thickness: 1.95 MILLIMETERS NOMINAL MM, hole_diameter: 5.76 MILLIMETERS NOMINAL MM, overall_diameter: 25.14 MILLIMETERS NOMINAL MM, special_features: QUANTITY REQUIRED 4, end_item_identification: MRAP BUFFALO MK2A2. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-554-8310, 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
10000279
NSN: 5310-01-554-8310
FSC: 5310 — Nuts and Washers
CAGE: 1EFH8 — GENERAL DYNAMICS LAND SYSTEMS - FORCE PROTECTION INC. DBA GDLS DIV GDLS-FP (USA)
SPECIFICATIONS
thickness1.95 MILLIMETERS NOMINAL MM
hole_diameter5.76 MILLIMETERS NOMINAL MM
overall_diameter25.14 MILLIMETERS NOMINAL MM
special_featuresQUANTITY REQUIRED 4
end_item_identificationMRAP BUFFALO MK2A2
NSN5310-01-554-8310
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 10000279 · 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: 25.14 MILLIMETERS NOMINAL MM
•
HOLE DIAMETER: 5.76 MILLIMETERS NOMINAL MM
•
THICKNESS: 1.95 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER25.14 MILLIMETERS NOMINAL MM
SPECIAL FEATURESQUANTITY REQUIRED 4
END ITEM IDENTIFICATIONMRAP BUFFALO MK2A2
HOLE DIAMETER5.76 MILLIMETERS NOMINAL MM
THICKNESS1.95 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
270AM6Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 10000279?
10000279 is a WASHER,FLAT.
What parts can replace 10000279?
There is 1 known substitute for 10000279: 270AM6. Substitute compatibility should be verified for your specific system.
What is the NSN for 10000279?
10000279 is cataloged in the U.S. Government catalog under NSN 5310-01-554-8310. 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.