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335491 — WASHER,RECESSED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

335491: WASHER,RECESSED.

The WASHER,RECESSED is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 0.126 INCHES MINIMUM AND 0.132 INCHES MAXIMUM IN, outside_diameter: 0.250 INCHES NOMINAL IN, style_designator: RECESSED BOTH SIDES, material_thickness: 0.028 INCHES MINIMUM AND 0.034 INCHES MAXIMUM IN, top_recess_diameter: 0.150 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-124-3759, 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
335491
NSN: 5310-00-124-3759
FSC: 5310 — Nuts and Washers
CAGE: 06848 — HONEYWELL INTERNATIONAL INC DIV AEROSPACE-SOUTH BEND (BENDIX DR) (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter0.126 INCHES MINIMUM AND 0.132 INCHES MAXIMUM IN
outside_diameter0.250 INCHES NOMINAL IN
style_designatorRECESSED BOTH SIDES
material_thickness0.028 INCHES MINIMUM AND 0.034 INCHES MAXIMUM IN
top_recess_diameter0.150 INCHES NOMINAL IN
bottom_recess_diameter0.150 INCHES NOMINAL IN
material_document_and_classificationAMS 5504 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5610 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-124-3759
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 335491 · 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
•
TOP RECESS DIAMETER: 0.150 INCHES NOMINAL IN
•
BOTTOM RECESS DIAMETER: 0.150 INCHES NOMINAL IN
•
STYLE DESIGNATOR: RECESSED BOTH SIDES
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5504 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5610 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 0.250 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.028 INCHES MINIMUM AND 0.034 INCHES MAXIMUM IN
•
MATERIAL: STEEL OVERALL
•
HOLE DIAMETER: 0.126 INCHES MINIMUM AND 0.132 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
TOP RECESS DIAMETER0.150 INCHES NOMINAL IN
BOTTOM RECESS DIAMETER0.150 INCHES NOMINAL IN
STYLE DESIGNATORRECESSED BOTH SIDES
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5504 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5610 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER0.250 INCHES NOMINAL IN
MATERIAL THICKNESS0.028 INCHES MINIMUM AND 0.034 INCHES MAXIMUM IN
MATERIALSTEEL OVERALL
HOLE DIAMETER0.126 INCHES MINIMUM AND 0.132 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 335491?
335491 is a WASHER,RECESSED.
What is the NSN for 335491?
335491 is cataloged in the U.S. Government catalog under NSN 5310-00-124-3759. 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.