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12574982-003 — NUT,SELF-LOCKING,HEXAGON

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

12574982-003: NUT,SELF-LOCKING,HEXAGON.

The NUT,SELF-LOCKING,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL NUT, nut_length: 1.08 INCHES NOMINAL IN, width_across_flats: 2.00 INCHES NOMINAL IN, end_item_identification: MEDIUM MINE PROTECTED VEHICLE - MMPV, part_name_assigned_by_controlling_agency: NUT, RETAINING. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-655-1551, 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
12574982-003
NSN: 5310-01-655-1551
FSC: 5310 — Nuts and Washers
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL NUT
nut_length1.08 INCHES NOMINAL IN
width_across_flats2.00 INCHES NOMINAL IN
end_item_identificationMEDIUM MINE PROTECTED VEHICLE - MMPV
part_name_assigned_by_controlling_agencyNUT, RETAINING
NSN5310-01-655-1551
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 12574982-003 · 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
•
WIDTH ACROSS FLATS: 2.00 INCHES NOMINAL IN
•
NUT LENGTH: 1.08 INCHES NOMINAL IN
•
MATERIAL: STEEL NUT
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS2.00 INCHES NOMINAL IN
NUT LENGTH1.08 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYNUT, RETAINING
END ITEM IDENTIFICATIONMEDIUM MINE PROTECTED VEHICLE - MMPV
MATERIALSTEEL NUT
SUBSTITUTES & CROSS-REFERENCES 1
12574982Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 12574982-003?
12574982-003 is a NUT,SELF-LOCKING,HEXAGON.
What parts can replace 12574982-003?
There is 1 known substitute for 12574982-003: 12574982. Substitute compatibility should be verified for your specific system.
What is the NSN for 12574982-003?
12574982-003 is cataloged in the U.S. Government catalog under NSN 5310-01-655-1551. 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.