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10121811 — NUT,PLAIN,HEXAGON

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

10121811: NUT,PLAIN,HEXAGON.

The NUT,PLAIN,HEXAGON is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5310-00-905-1691, 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
10121811
NSN: 5310-00-905-1691
FSC: 5310 — Nuts and Washers
CAGE: A486G — NIMIKKEISTOKESKUS NCB FINLAND (FIN)
SPECIFICATIONS
Part Number10121811
NSN5310-00-905-1691
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 10121811 · 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 8
306338Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
FF-N-836Reference document
Same NSN cross-reference
Reference document — Identification reference
5310PL1370007Reference document
Same NSN cross-reference
Reference document — Informative reference only
5310009051691Reference document
Same NSN cross-reference
Reference document — Informative reference only
MS51972-1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
418531-1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 10121811?
10121811 is a NUT,PLAIN,HEXAGON.
What parts can replace 10121811?
There are 8 known substitutes for 10121811: 306338, FF-N-836, 5310PL1370007 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 10121811?
10121811 is cataloged in the U.S. Government catalog under NSN 5310-00-905-1691. 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.