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Technical Data Sheet
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5402-044 — WASHER,LOCK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

5402-044: WASHER,LOCK.

The WASHER,LOCK is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5310-00-939-1061, 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
5402-044
NSN: 5310-00-939-1061
FSC: 5310 — Nuts and Washers
CAGE: 96214 — RAYTHEON COMPANY DBA RAYTHEON (USA)
SPECIFICATIONS
Part Number5402-044
NSN5310-00-939-1061
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 5402-044 · 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 6
544-5349-001Reference document
Same NSN cross-reference
Reference document — Secondary reference
373-2010-00Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
MS35333-104Reference document
Same NSN cross-reference
Reference document — Secondary reference
400001-4Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
0197-3Reference document
Same NSN cross-reference
Reference document — Secondary reference
5953450Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 5402-044?
5402-044 is a WASHER,LOCK.
What parts can replace 5402-044?
There are 6 known substitutes for 5402-044: 544-5349-001, 373-2010-00, MS35333-104 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 5402-044?
5402-044 is cataloged in the U.S. Government catalog under NSN 5310-00-939-1061. 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.