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228495 — WASHER

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

228495: WASHER.

The WASHER is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5310-00-227-4882, 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
228495
NSN: 5310-00-227-4882
NIINs: 002274882, 010997905
FSC: 5310 — Nuts and Washers
CAGE: 56232 — LOCKHEED MARTIN CORPORATION DIV RMS - MITCHEL FIELD (USA)
SPECIFICATIONS
Part Number228495
NSN5310-00-227-4882
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 228495 · 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 9
48456Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
7012Reference document
Same NSN cross-reference
Reference document — Secondary reference
K129-8Reference document
Same NSN cross-reference
Reference document — Secondary reference
F1240-008Reference document
Same NSN cross-reference
Reference document — Secondary reference
49-1359-6Reference document
Same NSN cross-reference
Reference document — Secondary reference
752-5041-3Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 228495?
228495 is a WASHER.
What parts can replace 228495?
There are 9 known substitutes for 228495: 48456, 7012, K129-8 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 228495?
228495 is cataloged in the U.S. Government catalog under NSN 5310-00-227-4882. 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.