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E23008017 — WASHER,RECESSED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

E23008017: WASHER,RECESSED.

The WASHER,RECESSED is a the manufacturer industrial component. Key specifications include material: STEEL COMP 8735 OR STEEL COMP 4130 OR STEEL COMP 8740 OVERALL, hole_diameter: 0.196 INCHES MINIMUM AND 0.206 INCHES MAXIMUM IN, hardness_rating: 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM, outside_diameter: 0.580 INCHES NOMINAL IN, style_designator: RECESSED BOTH SIDES, top_recess_angle: 90.0 DEGREES NOMINAL. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-256-5234, 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
E23008017
NSN: 5310-01-256-5234
FSC: 5310 — Nuts and Washers
CAGE: 22819 — BOEING DISTRIBUTION, INC. (USA)
SPECIFICATIONS
materialSTEEL COMP 8735 OR STEEL COMP 4130 OR STEEL COMP 8740 OVERALL
hole_diameter0.196 INCHES MINIMUM AND 0.206 INCHES MAXIMUM IN
hardness_rating36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM
outside_diameter0.580 INCHES NOMINAL IN
style_designatorRECESSED BOTH SIDES
top_recess_angle90.0 DEGREES NOMINAL
surface_treatmentOXIDE FILM OVERALL
material_thickness0.082 INCHES MINIMUM AND 0.092 INCHES MAXIMUM IN
bottom_recess_angle90.0 DEGREES NOMINAL
top_recess_diameter0.230 INCHES NOMINAL IN
bottom_recess_diameter0.230 INCHES NOMINAL IN
material_document_and_classificationAMS 6357 ASSN STD 1ST MATERIAL RESPONSE OR AMS 6350 ASSN STD 2ND MATERIAL RESPONSE OR AMS 6358 ASSN STD 3RD MATERIAL RESPONSE OVERALL
NSN5310-01-256-5234
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: E23008017 · 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: 0.230 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: AMS 2485 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
•
BOTTOM RECESS DIAMETER: 0.230 INCHES NOMINAL IN
•
HARDNESS RATING: 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM
•
TOP RECESS ANGLE: 90.0 DEGREES NOMINAL
•
STYLE DESIGNATOR: RECESSED BOTH SIDES
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 6357 ASSN STD 1ST MATERIAL RESPONSE OR AMS 6350 ASSN STD 2ND MATERIAL RESPONSE OR AMS 6358 ASSN STD 3RD MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 0.580 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
TOP RECESS DIAMETER0.230 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAMS 2485 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
BOTTOM RECESS DIAMETER0.230 INCHES NOMINAL IN
HARDNESS RATING36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM
TOP RECESS ANGLE90.0 DEGREES NOMINAL
STYLE DESIGNATORRECESSED BOTH SIDES
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6357 ASSN STD 1ST MATERIAL RESPONSE OR AMS 6350 ASSN STD 2ND MATERIAL RESPONSE OR AMS 6358 ASSN STD 3RD MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER0.580 INCHES NOMINAL IN
MATERIAL THICKNESS0.082 INCHES MINIMUM AND 0.092 INCHES MAXIMUM IN
BOTTOM RECESS ANGLE90.0 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 1
23008017Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 E23008017?
E23008017 is a WASHER,RECESSED.
What parts can replace E23008017?
There is 1 known substitute for E23008017: 23008017. Substitute compatibility should be verified for your specific system.
What is the NSN for E23008017?
E23008017 is cataloged in the U.S. Government catalog under NSN 5310-01-256-5234. This indicates validated use in U.S. government and defense supply chains.
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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.