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1010496 ✓ Verified by PartsTable
3M · 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,FLAT is a 3M 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 5310-01-220-0221, 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
1010496
NSN: 5310-01-220-0221
FSC: 5310
CAGE: 66195 — SOLAR TURBINES INCORPORATED DBA SOLAR TURBINES INCORPORATED (USA)
SPECIFICATIONS
Part Number1010496
Manufacturer3M
NSN5310-01-220-0221
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 1010496 · 3M ⚠ 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
790-011Interchangeable
interchangeable cross-reference
interchangeable
10121525Interchangeable
interchangeable cross-reference
interchangeable
5310PL0724748Interchangeable
interchangeable cross-reference
interchangeable
178474Interchangeable
interchangeable cross-reference
interchangeable
0402110Interchangeable
interchangeable cross-reference
interchangeable
ESP-F-15.201-NPPInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1010496?
1010496 is a WASHER,FLAT manufactured by 3M.
What parts can replace 1010496?
There are 6 known substitutes for 1010496: 790-011, 10121525, 5310PL0724748 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1010496?
1010496 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-220-0221. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026