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12422442-11 — WASHER,LOCK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

12422442-11: WASHER,LOCK.

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, special_features: STANDARD 5/16 LOCK WASHER, surface_treatment: ZINC OVERALL, end_item_identification: 2320-01-353-9098; ADD-ON ARMOR, FMTV; HIGH-MOBILITY ARTILLERY ROCKET SYSTEM (HIMARS). This part is cataloged in the U.S.

Government catalog under NSN 5310-01-507-0186, 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
12422442-11
NSN: 5310-01-507-0186
FSC: 5310 — Nuts and Washers
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL OVERALL
special_featuresSTANDARD 5/16 LOCK WASHER
surface_treatmentZINC OVERALL
end_item_identification2320-01-353-9098; ADD-ON ARMOR, FMTV; HIGH-MOBILITY ARTILLERY ROCKET SYSTEM (HIMARS)
NSN5310-01-507-0186
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 12422442-11 · 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
KEY FEATURES
•
SURFACE TREATMENT: ZINC OVERALL
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESSTANDARD 5/16 LOCK WASHER
SURFACE TREATMENTZINC OVERALL
END ITEM IDENTIFICATION2320-01-353-9098; ADD-ON ARMOR, FMTV; HIGH-MOBILITY ARTILLERY ROCKET SYSTEM (HIMARS)
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
12422442Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12422442-11?
12422442-11 is a WASHER,LOCK.
What parts can replace 12422442-11?
There is 1 known substitute for 12422442-11: 12422442. Substitute compatibility should be verified for your specific system.
What is the NSN for 12422442-11?
12422442-11 is cataloged in the U.S. Government catalog under NSN 5310-01-507-0186. 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.