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Technical Data Sheet
PartsTable / COMPONENT / 151/26
151/26 ✓ 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 151/26 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 5310-01-096-5620, 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
151/26
NSN: 5310-01-096-5620
FSC: 5310
CAGE: K7018 — WELLMAN GROUP (GBR)
SPECIFICATIONS
Part Number151/26
NSN5310-01-096-5620
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 151/26 · 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
KEY FEATURES
•
HOLE DIAMETER: 0.250 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SPLIT HELICAL-RIGHT HAND
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
OUTSIDE DIAMETER: 0.263 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
HOLE DIAMETER0.250 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
STYLE DESIGNATORSPLIT HELICAL-RIGHT HAND
MATERIALSTEEL CORROSION RESISTING OVERALL
OUTSIDE DIAMETER0.263 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
A15126Interchangeable
interchangeable cross-reference
interchangeable
15126Interchangeable
interchangeable cross-reference
interchangeable
3413-2110-1000Interchangeable
interchangeable cross-reference
interchangeable
MILD45815Interchangeable
interchangeable cross-reference
interchangeable
AA59649-093AInterchangeable
interchangeable cross-reference
interchangeable
70477Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 151/26?
151/26 is a 151/26.
What parts can replace 151/26?
There are 22 known substitutes for 151/26: A15126, 15126, 3413-2110-1000 and 19 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 151/26?
151/26 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-096-5620. 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