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Technical Data Sheet
PartsTable / COMPONENT / 26302R1
26302R1 ✓ 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 5310-01-580-4311, 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
26302R1
NSN: 5310-01-580-4311
FSC: 5310
CAGE: 338X5 — ND DEFENSE LLC (USA)
SPECIFICATIONS
Part Number26302R1
NSN5310-01-580-4311
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 26302R1 · 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 16
25525R1Interchangeable
interchangeable cross-reference
interchangeable
ESP-E-1.101-GSInterchangeable
interchangeable cross-reference
interchangeable
ESP-E-1.221-NPPInterchangeable
interchangeable cross-reference
interchangeable
25 529 R1Interchangeable
interchangeable cross-reference
interchangeable
ESP-E-1.121-PPInterchangeable
interchangeable cross-reference
interchangeable
25522R1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 26302R1?
26302R1 is a NUT,PLAIN,HEXAGON.
What parts can replace 26302R1?
There are 16 known substitutes for 26302R1: 25525R1, ESP-E-1.101-GS, ESP-E-1.221-NPP and 13 more. Substitute compatibility should be verified for your specific system.
Is 26302R1 still available?
26302R1 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