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Technical Data Sheet
PartsTable / COMPONENT / 375083-65
375083-65 ✓ 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,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, thickness: 0.065 INCHES NOMINAL IN, hole_diameter: 0.427 INCHES MINIMUM AND 0.447 INCHES MAXIMUM IN, overall_diameter: 0.875 INCHES NOMINAL IN, surface_treatment: TIN OVERALL, peripheral_shape_style: ROUND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-187-2340, 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
375083-65
NSN: 5310-00-187-2340
FSC: 5310
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thickness0.065 INCHES NOMINAL IN
hole_diameter0.427 INCHES MINIMUM AND 0.447 INCHES MAXIMUM IN
overall_diameter0.875 INCHES NOMINAL IN
surface_treatmentTIN OVERALL
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
NSN5310-00-187-2340
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 375083-65 · 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
•
PERIPHERAL SHAPE STYLE: ROUND
•
OVERALL DIAMETER: 0.875 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
SURFACE TREATMENT: TIN OVERALL
•
THICKNESS: 0.065 INCHES NOMINAL IN
•
HOLE DIAMETER: 0.427 INCHES MINIMUM AND 0.447 INCHES MAXIMUM IN
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
CENTER HOLE SHAPE STYLE: ROUND
TECHNICAL CHARACTERISTICS (FLIS)
PERIPHERAL SHAPE STYLEROUND
OVERALL DIAMETER0.875 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
SURFACE TREATMENTTIN OVERALL
THICKNESS0.065 INCHES NOMINAL IN
HOLE DIAMETER0.427 INCHES MINIMUM AND 0.447 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
CENTER HOLE SHAPE STYLEROUND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
25944WInterchangeable
interchangeable cross-reference
interchangeable
0061088Interchangeable
interchangeable cross-reference
interchangeable
4253255Interchangeable
interchangeable cross-reference
interchangeable
6197Interchangeable
interchangeable cross-reference
interchangeable
6197431Interchangeable
interchangeable cross-reference
interchangeable
837366Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 375083-65?
375083-65 is a WASHER,FLAT.
What parts can replace 375083-65?
There are 14 known substitutes for 375083-65: 25944W, 0061088, 4253255 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 375083-65?
375083-65 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-187-2340. 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