PartsTable
Technical Data Sheet
A18123X ✓ 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 WASHER is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-734-0449, 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
A18123X
NSN: 5310-00-734-0449
FSC: 5310
CAGE: 65282 — WHITE MOTOR CORP (USA)
SPECIFICATIONS
Part NumberA18123X
NSN5310-00-734-0449
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: A18123X · 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 4
500535Interchangeable
interchangeable cross-reference
interchangeable
500536Interchangeable
interchangeable cross-reference
interchangeable
500534Interchangeable
interchangeable cross-reference
interchangeable
5005-3Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A18123X?
A18123X is a WASHER.
What parts can replace A18123X?
There are 4 known substitutes for A18123X: 500535, 500536, 500534 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A18123X?
A18123X is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-734-0449. This indicates validated use in U.S. government and defense supply chains.
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