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PartsTable / COMPONENT / 92497A550
92497A550 ✓ 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,PLAIN,HEXAGON is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-560-2639, 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
92497A550
NSN: 5310-01-560-2639
FSC: 5310
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
Part Number92497A550
NSN5310-01-560-2639
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 92497A550 · 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 23
27472Interchangeable
interchangeable cross-reference
interchangeable
31654Interchangeable
interchangeable cross-reference
interchangeable
90591A151Interchangeable
interchangeable cross-reference
interchangeable
L140934-0608Interchangeable
interchangeable cross-reference
interchangeable
L140934Interchangeable
interchangeable cross-reference
interchangeable
M4488-9X2-1/4Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 92497A550?
92497A550 is a NUT,PLAIN,HEXAGON.
What parts can replace 92497A550?
There are 23 known substitutes for 92497A550: 27472, 31654, 90591A151 and 20 more. Substitute compatibility should be verified for your specific system.
Is 92497A550 still available?
92497A550 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