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GWA181-6 — WASHER,RECESSED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

GWA181-6: WASHER,RECESSED.

The WASHER,RECESSED is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, recess_angle: 45.0 DEGREES NOMINAL, hole_diameter: 0.384 INCHES NOMINAL IN, heat_treatment: AS FABRICATED, recess_diameter: 0.494 INCHES NOMINAL IN, outside_diameter: 0.699 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-483-7701, 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
GWA181-6
NSN: 5310-00-483-7701
NIINs: 004837701, 015894002
FSC: 5310 — Nuts and Washers
CAGE: 9E598 — HOWARD AIRCRAFT CORP (USA)
SPECIFICATIONS
materialSTEEL OVERALL
recess_angle45.0 DEGREES NOMINAL
hole_diameter0.384 INCHES NOMINAL IN
heat_treatmentAS FABRICATED
recess_diameter0.494 INCHES NOMINAL IN
outside_diameter0.699 INCHES NOMINAL IN
style_designatorRECESSED
surface_treatmentCADMIUM OVERALL
material_thickness0.151 INCHES NOMINAL IN
end_item_identification3UHX1Y/3XAH1ZX AIRFRAME
NSN5310-00-483-7701
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: GWA181-6 · 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
•
HEAT TREATMENT: AS FABRICATED
•
STYLE DESIGNATOR: RECESSED
•
OUTSIDE DIAMETER: 0.699 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.151 INCHES NOMINAL IN
•
RECESS DIAMETER: 0.494 INCHES NOMINAL IN
•
SURFACE TREATMENT: CADMIUM OVERALL
•
MATERIAL: STEEL OVERALL
•
HOLE DIAMETER: 0.384 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
HEAT TREATMENTAS FABRICATED
STYLE DESIGNATORRECESSED
OUTSIDE DIAMETER0.699 INCHES NOMINAL IN
MATERIAL THICKNESS0.151 INCHES NOMINAL IN
RECESS DIAMETER0.494 INCHES NOMINAL IN
SURFACE TREATMENTCADMIUM OVERALL
MATERIALSTEEL OVERALL
HOLE DIAMETER0.384 INCHES NOMINAL IN
RECESS ANGLE45.0 DEGREES NOMINAL
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 GWA181-6?
GWA181-6 is a WASHER,RECESSED.
What is the NSN for GWA181-6?
GWA181-6 is cataloged in the U.S. Government catalog under NSN 5310-00-483-7701. 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.