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MK1000-3 — NUT,SELF-LOCKING,PLATE

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

MK1000-3: NUT,SELF-LOCKING,PLATE.

The NUT,SELF-LOCKING,PLATE is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5310-00-891-3662, 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
MK1000-3
NSN: 5310-00-891-3662
FSC: 5310 — Nuts and Washers
CAGE: R1120 — SATAIR A/S (DNK)
SPECIFICATIONS
Part NumberMK1000-3
NSN5310-00-891-3662
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: MK1000-3 · 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 7
MA12600-02Reference document
Same NSN cross-reference
Reference document — Secondary reference
D52LHTA51M02Reference document
Same NSN cross-reference
Reference document — Secondary reference
760417Reference document
Same NSN cross-reference
Reference document — Secondary reference
BACN10JP3ASame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
578323Reference document
Same NSN cross-reference
Reference document — Secondary reference
VN202A1-02Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MK1000-3?
MK1000-3 is a NUT,SELF-LOCKING,PLATE.
What parts can replace MK1000-3?
There are 7 known substitutes for MK1000-3: MA12600-02, D52LHTA51M02, 760417 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MK1000-3?
MK1000-3 is cataloged in the U.S. Government catalog under NSN 5310-00-891-3662. 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.