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5728349 — WASHER,KEYWAY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

5728349: WASHER,KEYWAY.

The WASHER,KEYWAY is a the manufacturer industrial component. Key specifications include material: LEATHER OVERALL, hole_diameter: 0.631 INCHES NOMINAL IN, outside_diameter: 1.000 INCHES NOMINAL IN, material_thickness: 0.061 INCHES NOMINAL IN, internal_keyway_width: 0.094 INCHES NOMINAL IN, distance_from_centerline_to_bottom_of_internal_keyway: 0.456 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-413-4332, 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
5728349
NSN: 5310-00-413-4332
FSC: 5310 — Nuts and Washers
CAGE: 7X677 — GENERAL MOTORS LLC DBA GENERAL MOTORS LLC (USA)
SPECIFICATIONS
materialLEATHER OVERALL
hole_diameter0.631 INCHES NOMINAL IN
outside_diameter1.000 INCHES NOMINAL IN
material_thickness0.061 INCHES NOMINAL IN
internal_keyway_width0.094 INCHES NOMINAL IN
distance_from_centerline_to_bottom_of_internal_keyway0.456 INCHES NOMINAL IN
NSN5310-00-413-4332
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 5728349 · 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
•
DISTANCE FROM CENTERLINE TO BOTTOM OF INTERNAL KEYWAY: 0.456 INCHES NOMINAL IN
•
INTERNAL KEYWAY WIDTH: 0.094 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 1.000 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.061 INCHES NOMINAL IN
•
MATERIAL: LEATHER OVERALL
•
HOLE DIAMETER: 0.631 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
DISTANCE FROM CENTERLINE TO BOTTOM OF INTERNAL KEYWAY0.456 INCHES NOMINAL IN
INTERNAL KEYWAY WIDTH0.094 INCHES NOMINAL IN
OUTSIDE DIAMETER1.000 INCHES NOMINAL IN
MATERIAL THICKNESS0.061 INCHES NOMINAL IN
MATERIALLEATHER OVERALL
HOLE DIAMETER0.631 INCHES NOMINAL 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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 5728349?
5728349 is a WASHER,KEYWAY.
What is the NSN for 5728349?
5728349 is cataloged in the U.S. Government catalog under NSN 5310-00-413-4332. 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.