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Technical Data Sheet
PartsTable / COMPONENT / 586931
586931 ✓ Verified by PartsTable
— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The NUT,SPECIAL is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-121-8265, 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
586931
NSN: 5310-00-121-8265
FSC: 5310
CAGE: Y9992 — ROYAL MALAYSIAN NAVY (MYS)
SPECIFICATIONS
Part Number586931
NSN5310-00-121-8265
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 586931 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
55+0382+4725DSInterchangeable
interchangeable cross-reference
interchangeable
RCR20G363JSInterchangeable
interchangeable cross-reference
interchangeable
137-001-4729Interchangeable
interchangeable cross-reference
interchangeable
DS-B-90345-7Interchangeable
interchangeable cross-reference
interchangeable
301472Interchangeable
interchangeable cross-reference
interchangeable
328740Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 586931?
586931 is a NUT,SPECIAL.
What parts can replace 586931?
There are 6 known substitutes for 586931: 55+0382+4725DS, RCR20G363JS, 137-001-4729 and 3 more. Substitute compatibility should be verified for your specific system.
Is 586931 still available?
586931 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026