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Technical Data Sheet
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RE278 — WASHER,LOCK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

RE278: WASHER,LOCK.

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include end_item_identification: 2320-01-529-2249, TRUCK, BOMB SERVICE; MRAP BUFFALO MK2A2. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-547-4140, 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
RE278
NSN: 5310-01-547-4140
FSC: 5310 — Nuts and Washers
CAGE: 0UJB5 — FASCAN INTERNATIONAL, INC. (USA)
SPECIFICATIONS
end_item_identification2320-01-529-2249, TRUCK, BOMB SERVICE; MRAP BUFFALO MK2A2
NSN5310-01-547-4140
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: RE278 · 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
END ITEM IDENTIFICATION2320-01-529-2249, TRUCK, BOMB SERVICE; MRAP BUFFALO MK2A2
SUBSTITUTES & CROSS-REFERENCES 2
1000329Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
2000711Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is RE278?
RE278 is a WASHER,LOCK.
What parts can replace RE278?
There are 2 known substitutes for RE278: 1000329, 2000711. Substitute compatibility should be verified for your specific system.
What is the NSN for RE278?
RE278 is cataloged in the U.S. Government catalog under NSN 5310-01-547-4140. This indicates validated use in U.S. government and defense supply chains.
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