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PartsTable / COMPONENT / 5740656
5740656 ✓ 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 PIN,GROOVED,HEADLESS is a the manufacturer industrial component. Key specifications include style_designator: GROOVE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-01-190-0429, 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
5740656
NSN: 5315-01-190-0429
FSC: 5315
CAGE: 34623 — AM GENERAL LLC (USA)
SPECIFICATIONS
style_designatorGROOVE
NSN5315-01-190-0429
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 5740656 · 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
•
STYLE DESIGNATOR: GROOVE
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORGROOVE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
A28748-001Interchangeable
interchangeable cross-reference
interchangeable
22397Interchangeable
interchangeable cross-reference
interchangeable
3880L922Interchangeable
interchangeable cross-reference
interchangeable
1010Z810Interchangeable
interchangeable cross-reference
interchangeable
D76003Interchangeable
interchangeable cross-reference
interchangeable
100667Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5740656?
5740656 is a PIN,GROOVED,HEADLESS.
What parts can replace 5740656?
There are 9 known substitutes for 5740656: A28748-001, 22397, 3880L922 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 5740656?
5740656 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-01-190-0429. 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