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PartsTable / COMPONENT / 6394399 FIND 015
6394399 FIND 015 ✓ 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 WASHER,LOCK is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, hole_diameter: 0.377 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN, outside_diameter: 0.680 INCHES NOMINAL IN, special_features: THE MATERIAL SERIES IS 300 SERIES (CORROSION RESISTANT STEEL), style_designator: SPLIT HELICAL-RIGHT HAND, surface_treatment: PASSIVATE AND OXIDE FILM OVERALL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-518-5285, 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
6394399 FIND 015
NSN: 5310-01-518-5285
FSC: 5310
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
hole_diameter0.377 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
outside_diameter0.680 INCHES NOMINAL IN
special_featuresTHE MATERIAL SERIES IS 300 SERIES (CORROSION RESISTANT STEEL)
style_designatorSPLIT HELICAL-RIGHT HAND
surface_treatmentPASSIVATE AND OXIDE FILM OVERALL
material_thickness0.094 INCHES NOMINAL IN
end_item_identificationHP AIR FILTER
NSN5310-01-518-5285
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 6394399 FIND 015 · 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
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
HOLE DIAMETER: 0.377 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
•
SURFACE TREATMENT: PASSIVATE AND OXIDE FILM OVERALL
•
OUTSIDE DIAMETER: 0.680 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SPLIT HELICAL-RIGHT HAND
•
MATERIAL THICKNESS: 0.094 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL CORROSION RESISTING OVERALL
SPECIAL FEATURESTHE MATERIAL SERIES IS 300 SERIES (CORROSION RESISTANT STEEL)
HOLE DIAMETER0.377 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
SURFACE TREATMENTPASSIVATE AND OXIDE FILM OVERALL
OUTSIDE DIAMETER0.680 INCHES NOMINAL IN
END ITEM IDENTIFICATIONHP AIR FILTER
STYLE DESIGNATORSPLIT HELICAL-RIGHT HAND
MATERIAL THICKNESS0.094 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
00044Interchangeable
interchangeable cross-reference
interchangeable
50329Interchangeable
interchangeable cross-reference
interchangeable
5310PL0730310Interchangeable
interchangeable cross-reference
interchangeable
5310PL1849343Interchangeable
interchangeable cross-reference
interchangeable
ASC1538391Interchangeable
interchangeable cross-reference
interchangeable
4058-3Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 6394399 FIND 015?
6394399 FIND 015 is a WASHER,LOCK.
What parts can replace 6394399 FIND 015?
There are 7 known substitutes for 6394399 FIND 015: 00044, 50329, 5310PL0730310 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 6394399 FIND 015?
6394399 FIND 015 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-518-5285. 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