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1206603509FNDPWY-A73 — WASHER,RECESSED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

1206603509FNDPWY-A73: WASHER,RECESSED.

The WASHER,RECESSED is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, recess_angle: 82.0 DEGREES NOMINAL, recess_depth: 0.125 INCHES NOMINAL IN, hole_diameter: 0.281 INCHES NOMINAL IN, surface_finish: 63.0 MICROINCHES ALL SURFACES, recess_diameter: 0.226 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-467-0428, 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
1206603509FNDPWY-A73
NSN: 5310-01-467-0428
FSC: 5310 — Nuts and Washers
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
recess_angle82.0 DEGREES NOMINAL
recess_depth0.125 INCHES NOMINAL IN
hole_diameter0.281 INCHES NOMINAL IN
surface_finish63.0 MICROINCHES ALL SURFACES
recess_diameter0.226 INCHES NOMINAL IN
outside_diameter1.250 INCHES NOMINAL IN
style_designatorRECESSED
material_thickness0.180 INCHES NOMINAL IN
end_item_identificationSUBMARINE ENGINEERING AND DIESEL SYS
NSN5310-01-467-0428
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 1206603509FNDPWY-A73 · 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
•
SURFACE FINISH: 63.0 MICROINCHES ALL SURFACES
•
STYLE DESIGNATOR: RECESSED
•
OUTSIDE DIAMETER: 1.250 INCHES NOMINAL IN
•
RECESS DEPTH: 0.125 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.180 INCHES NOMINAL IN
•
RECESS DIAMETER: 0.226 INCHES NOMINAL IN
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
TECHNICAL CHARACTERISTICS
SURFACE FINISH63.0 MICROINCHES ALL SURFACES
STYLE DESIGNATORRECESSED
OUTSIDE DIAMETER1.250 INCHES NOMINAL IN
RECESS DEPTH0.125 INCHES NOMINAL IN
MATERIAL THICKNESS0.180 INCHES NOMINAL IN
RECESS DIAMETER0.226 INCHES NOMINAL IN
END ITEM IDENTIFICATIONSUBMARINE ENGINEERING AND DIESEL SYS
MATERIALSTEEL CORROSION RESISTING OVERALL
HOLE DIAMETER0.281 INCHES NOMINAL IN
RECESS ANGLE82.0 DEGREES NOMINAL
SUBSTITUTES & CROSS-REFERENCES 1
6603509Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 1206603509FNDPWY-A73?
1206603509FNDPWY-A73 is a WASHER,RECESSED.
What parts can replace 1206603509FNDPWY-A73?
There is 1 known substitute for 1206603509FNDPWY-A73: 6603509. Substitute compatibility should be verified for your specific system.
What is the NSN for 1206603509FNDPWY-A73?
1206603509FNDPWY-A73 is cataloged in the U.S. Government catalog under NSN 5310-01-467-0428. 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.