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6394366 FIND 20 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

6394366 FIND 20: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY OVERALL, thickness: 0.334 INCHES MINIMUM AND 0.354 INCHES MAXIMUM IN, hole_diameter: 0.343 INCHES MINIMUM AND 0.407 INCHES MAXIMUM IN, overall_diameter: 0.468 INCHES MINIMUM AND 0.532 INCHES MAXIMUM IN, peripheral_shape_style: ROUND, center_hole_shape_style: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-512-9593, 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
6394366 FIND 20
NSN: 5310-01-512-9593
FSC: 5310 — Nuts and Washers
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialNICKEL ALLOY OVERALL
thickness0.334 INCHES MINIMUM AND 0.354 INCHES MAXIMUM IN
hole_diameter0.343 INCHES MINIMUM AND 0.407 INCHES MAXIMUM IN
overall_diameter0.468 INCHES MINIMUM AND 0.532 INCHES MAXIMUM IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
end_item_identificationSEAL DELIVERY VEHICLE; 0000LLCQA6597
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationMIL-T-1368, INCONEL 4001 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5310-01-512-9593
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 6394366 FIND 20 · 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
•
OVERALL DIAMETER: 0.468 INCHES MINIMUM AND 0.532 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-T-1368, INCONEL 4001 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: NICKEL ALLOY OVERALL
•
CENTER HOLE SHAPE STYLE: ROUND
•
HOLE DIAMETER: 0.343 INCHES MINIMUM AND 0.407 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER0.468 INCHES MINIMUM AND 0.532 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-T-1368, INCONEL 4001 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
PERIPHERAL SHAPE STYLEROUND
END ITEM IDENTIFICATIONSEAL DELIVERY VEHICLE; 0000LLCQA6597
MATERIALNICKEL ALLOY OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.343 INCHES MINIMUM AND 0.407 INCHES MAXIMUM IN
THICKNESS0.334 INCHES MINIMUM AND 0.354 INCHES MAXIMUM IN
OTHER ITEMS IN FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 6394366 FIND 20?
6394366 FIND 20 is a WASHER,FLAT.
What is the NSN for 6394366 FIND 20?
6394366 FIND 20 is cataloged in the U.S. Government catalog under NSN 5310-01-512-9593. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.