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Technical Data Sheet
PartsTable / COMPONENT / 3-8INHVYLKWASH
3-8INHVYLKWASH ✓ 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 OVERALL, hole_diameter: 0.382 INCHES MINIMUM AND 0.393 INCHES MAXIMUM IN, outside_diameter: 0.675 INCHES NOMINAL IN, style_designator: SPLIT HELICAL-RIGHT HAND, surface_treatment: CADMIUM OVERALL, material_thickness: 0.115 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-958-7501, 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
3-8INHVYLKWASH
NSN: 5310-00-958-7501
FSC: 5310
CAGE: 83355 — ATLAS SCREW AND SPECIALTY CO (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter0.382 INCHES MINIMUM AND 0.393 INCHES MAXIMUM IN
outside_diameter0.675 INCHES NOMINAL IN
style_designatorSPLIT HELICAL-RIGHT HAND
surface_treatmentCADMIUM OVERALL
material_thickness0.115 INCHES NOMINAL IN
NSN5310-00-958-7501
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 3-8INHVYLKWASH · 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 OVERALL
•
STYLE DESIGNATOR: SPLIT HELICAL-RIGHT HAND
•
SURFACE TREATMENT: CADMIUM OVERALL
•
HOLE DIAMETER: 0.382 INCHES MINIMUM AND 0.393 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.115 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 0.675 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL OVERALL
STYLE DESIGNATORSPLIT HELICAL-RIGHT HAND
SURFACE TREATMENTCADMIUM OVERALL
HOLE DIAMETER0.382 INCHES MINIMUM AND 0.393 INCHES MAXIMUM IN
MATERIAL THICKNESS0.115 INCHES NOMINAL IN
OUTSIDE DIAMETER0.675 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
010105111Interchangeable
interchangeable cross-reference
interchangeable
3R152-P104JInterchangeable
interchangeable cross-reference
interchangeable
55-0382-1045Interchangeable
interchangeable cross-reference
interchangeable
102104Interchangeable
interchangeable cross-reference
interchangeable
G-102104Interchangeable
interchangeable cross-reference
interchangeable
5342PL0968616Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3-8INHVYLKWASH?
3-8INHVYLKWASH is a WASHER,LOCK.
What parts can replace 3-8INHVYLKWASH?
There are 9 known substitutes for 3-8INHVYLKWASH: 010105111, 3R152-P104J, 55-0382-1045 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3-8INHVYLKWASH?
3-8INHVYLKWASH is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-958-7501. 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