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427738-3 — WASHER,RECESSED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

427738-3: WASHER,RECESSED.

The WASHER,RECESSED is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY 718 OVERALL, recess_angle: 45.0 DEGREES NOMINAL, hole_diameter: 1.406 INCHES NOMINAL IN, recess_diameter: 1.563 INCHES NOMINAL IN, outside_diameter: 2.000 INCHES NOMINAL IN, style_designator: RECESSED. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-483-0605, 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
427738-3
NSN: 5310-01-483-0605
FSC: 5310 — Nuts and Washers
CAGE: 80020 — NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION JOINT BASE JBMDL (USA)
SPECIFICATIONS
materialNICKEL ALLOY 718 OVERALL
recess_angle45.0 DEGREES NOMINAL
hole_diameter1.406 INCHES NOMINAL IN
recess_diameter1.563 INCHES NOMINAL IN
outside_diameter2.000 INCHES NOMINAL IN
style_designatorRECESSED
material_thickness0.276 INCHES MINIMUM AND 0.286 INCHES MAXIMUM IN
NSN5310-01-483-0605
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 427738-3 · 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
•
STYLE DESIGNATOR: RECESSED
•
OUTSIDE DIAMETER: 2.000 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.276 INCHES MINIMUM AND 0.286 INCHES MAXIMUM IN
•
RECESS DIAMETER: 1.563 INCHES NOMINAL IN
•
MATERIAL: NICKEL ALLOY 718 OVERALL
•
HOLE DIAMETER: 1.406 INCHES NOMINAL IN
•
RECESS ANGLE: 45.0 DEGREES NOMINAL
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORRECESSED
OUTSIDE DIAMETER2.000 INCHES NOMINAL IN
MATERIAL THICKNESS0.276 INCHES MINIMUM AND 0.286 INCHES MAXIMUM IN
RECESS DIAMETER1.563 INCHES NOMINAL IN
MATERIALNICKEL ALLOY 718 OVERALL
HOLE DIAMETER1.406 INCHES NOMINAL IN
RECESS ANGLE45.0 DEGREES NOMINAL
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 427738-3?
427738-3 is a WASHER,RECESSED.
What is the NSN for 427738-3?
427738-3 is cataloged in the U.S. Government catalog under NSN 5310-01-483-0605. 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.