PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 121301-7.26
121301-7.26 ✓ 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 121301-7.26 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 5310-01-194-4627, 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
121301-7.26
NSN: 5310-01-194-4627
FSC: 5310
CAGE: 830Q4 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DBA CURTISS-WRIGHT STEAM AND AIR SOLUTIONS DIV STEAM AND AIR SOLUTIONS (USA)
SPECIFICATIONS
Part Number121301-7.26
NSN5310-01-194-4627
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 121301-7.26 · 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 5
64C823-001Interchangeable
interchangeable cross-reference
interchangeable
91186Interchangeable
interchangeable cross-reference
interchangeable
4694Interchangeable
interchangeable cross-reference
interchangeable
6R6080Interchangeable
interchangeable cross-reference
interchangeable
LA91186Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 121301-7.26?
121301-7.26 is a 121301-7.26.
What parts can replace 121301-7.26?
There are 5 known substitutes for 121301-7.26: 64C823-001, 91186, 4694 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 121301-7.26?
121301-7.26 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-194-4627. 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