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F396 ✓ 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: COPPER OVERALL, thickness: 0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN, hole_diameter: 0.443 INCHES MINIMUM AND 0.463 INCHES MAXIMUM IN, overall_diameter: 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN, peripheral_shape_style: ROUND, center_hole_shape_style: ROUND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-262-8353, 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
F396
NSN: 5310-00-262-8353
FSC: 5310
CAGE: 74165 — PHILADELPHIA GASKET MFG CO INC (USA)
SPECIFICATIONS
materialCOPPER OVERALL
thickness0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN
hole_diameter0.443 INCHES MINIMUM AND 0.463 INCHES MAXIMUM IN
overall_diameter0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
NSN5310-00-262-8353
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: F396 · 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
•
THICKNESS: 0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN
•
CENTER HOLE SHAPE STYLE: ROUND
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: COPPER OVERALL
•
HOLE DIAMETER: 0.443 INCHES MINIMUM AND 0.463 INCHES MAXIMUM IN
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
OVERALL DIAMETER: 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
THICKNESS0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN
CENTER HOLE SHAPE STYLEROUND
PERIPHERAL SHAPE STYLEROUND
MATERIALCOPPER OVERALL
HOLE DIAMETER0.443 INCHES MINIMUM AND 0.463 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
OVERALL DIAMETER0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
181858R1Interchangeable
interchangeable cross-reference
interchangeable
S3359Interchangeable
interchangeable cross-reference
interchangeable
V5528Interchangeable
interchangeable cross-reference
interchangeable
78265Interchangeable
interchangeable cross-reference
interchangeable
261668Interchangeable
interchangeable cross-reference
interchangeable
380052Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is F396?
F396 is a WASHER,FLAT.
What parts can replace F396?
There are 9 known substitutes for F396: 181858R1, S3359, V5528 and 6 more. Substitute compatibility should be verified for your specific system.
Is F396 still available?
F396 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026