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6289664 — WASHER,KEY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

6289664: WASHER,KEY.

The WASHER,KEY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 304 OVERALL, hole_diameter: 0.276 INCHES MINIMUM AND 0.296 INCHES MAXIMUM IN, surface_treatment: PASSIVATE OVERALL, material_thickness: 0.060 INCHES NOMINAL IN, wire_hole_diameter: 0.140 INCHES NOMINAL IN, external_prebent_key_angle: 15.0 DEGREES NOMINAL. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-417-7115, 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
6289664
NSN: 5310-01-417-7115
FSC: 5310 — Nuts and Washers
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL COMP 304 OVERALL
hole_diameter0.276 INCHES MINIMUM AND 0.296 INCHES MAXIMUM IN
surface_treatmentPASSIVATE OVERALL
material_thickness0.060 INCHES NOMINAL IN
wire_hole_diameter0.140 INCHES NOMINAL IN
external_prebent_key_angle15.0 DEGREES NOMINAL
surface_treatment_document_and_classificationQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5310-01-417-7115
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 6289664 · 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
•
WIRE HOLE DIAMETER: 0.140 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
MATERIAL THICKNESS: 0.060 INCHES NOMINAL IN
•
EXTERNAL PREBENT KEY ANGLE: 15.0 DEGREES NOMINAL
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
MATERIAL: STEEL COMP 304 OVERALL
•
HOLE DIAMETER: 0.276 INCHES MINIMUM AND 0.296 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
WIRE HOLE DIAMETER0.140 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
MATERIAL THICKNESS0.060 INCHES NOMINAL IN
EXTERNAL PREBENT KEY ANGLE15.0 DEGREES NOMINAL
SURFACE TREATMENTPASSIVATE OVERALL
MATERIALSTEEL COMP 304 OVERALL
HOLE DIAMETER0.276 INCHES MINIMUM AND 0.296 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 6289664?
6289664 is a WASHER,KEY.
What is the NSN for 6289664?
6289664 is cataloged in the U.S. Government catalog under NSN 5310-01-417-7115. 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.