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2801-5378 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

2801-5378: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5310-01-657-0102, 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
2801-5378
NSN: 5310-01-657-0102
FSC: 5310 — Nuts and Washers
CAGE: 67ZZ8 — SPECTRA PRECISION (USA)
SPECIFICATIONS
Part Number2801-5378
NSN5310-01-657-0102
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 2801-5378 · 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
SUBSTITUTES & CROSS-REFERENCES 2
0720-2750Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
7160DX515DX062THKSame 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 2801-5378?
2801-5378 is a WASHER,FLAT.
What parts can replace 2801-5378?
There are 2 known substitutes for 2801-5378: 0720-2750, 7160DX515DX062THK. Substitute compatibility should be verified for your specific system.
What is the NSN for 2801-5378?
2801-5378 is cataloged in the U.S. Government catalog under NSN 5310-01-657-0102. This indicates validated use in U.S. government and defense supply chains.
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