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Technical Data Sheet
PartsTable / COMPONENT / AN8013-3
AN8013-3 ✓ Verified by PartsTable
— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, thickness: 0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN, hole_diameter: 0.391 INCHES MINIMUM AND 0.406 INCHES MAXIMUM IN, overall_diameter: 1.859 INCHES MINIMUM AND 1.891 INCHES MAXIMUM IN, surface_treatment: CADMIUM OR ZINC OVERALL, peripheral_shape_style: ROUND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-167-0894, 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
AN8013-3
NSN: 5310-00-167-0894
FSC: 5310
CAGE: 88044 — AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thickness0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN
hole_diameter0.391 INCHES MINIMUM AND 0.406 INCHES MAXIMUM IN
overall_diameter1.859 INCHES MINIMUM AND 1.891 INCHES MAXIMUM IN
surface_treatmentCADMIUM OR ZINC OVERALL
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationQQ-S-676 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classificationQQ-P-421 FED SPEC 1ST TREATMENT RESPONSE OR QQ-P-32 FED SPEC 2ND TREATMENT RESPONSE OVERALL
NSN5310-00-167-0894
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: AN8013-3 · 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
•
PERIPHERAL SHAPE STYLE: ROUND
•
THICKNESS: 0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN
•
SURFACE TREATMENT: CADMIUM OR ZINC OVERALL
•
MATERIAL: STEEL OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-676 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-421 FED SPEC 1ST TREATMENT RESPONSE OR QQ-P-32 FED SPEC 2ND TREATMENT RESPONSE OVERALL
•
OVERALL DIAMETER: 1.859 INCHES MINIMUM AND 1.891 INCHES MAXIMUM IN
•
HOLE DIAMETER: 0.391 INCHES MINIMUM AND 0.406 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
PERIPHERAL SHAPE STYLEROUND
THICKNESS0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN
SURFACE TREATMENTCADMIUM OR ZINC OVERALL
MATERIALSTEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-676 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-421 FED SPEC 1ST TREATMENT RESPONSE OR QQ-P-32 FED SPEC 2ND TREATMENT RESPONSE OVERALL
OVERALL DIAMETER1.859 INCHES MINIMUM AND 1.891 INCHES MAXIMUM IN
HOLE DIAMETER0.391 INCHES MINIMUM AND 0.406 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
CENTER HOLE SHAPE STYLEROUND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
J2049-3Interchangeable
interchangeable cross-reference
interchangeable
AN9601216Interchangeable
interchangeable cross-reference
interchangeable
5310PL0720845Interchangeable
interchangeable cross-reference
interchangeable
FF-W-92 TYA GRIICLAInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AN8013-3?
AN8013-3 is a WASHER,FLAT.
What parts can replace AN8013-3?
There are 4 known substitutes for AN8013-3: J2049-3, AN9601216, 5310PL0720845 and 1 more. Substitute compatibility should be verified for your specific system.
Is AN8013-3 still available?
AN8013-3 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026