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8657-65 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

8657-65: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 2017 OR ALUMINUM ALLOY OVERALL, thickness: 0.125 INCHES NOMINAL IN, hole_diameter: 2.016 INCHES NOMINAL IN, heat_treatment: T-4 SOLUTION HEAT TREATED, NATURAL AGED, overall_diameter: 3.000 INCHES NOMINAL IN, surface_treatment: ANODIZE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-485-6979, 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
8657-65
NSN: 5310-00-485-6979
NIINs: 004856979, 011640742
FSC: 5310 — Nuts and Washers
CAGE: 6K4C8 — GOODRICH CORPORATION (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 2017 OR ALUMINUM ALLOY OVERALL
thickness0.125 INCHES NOMINAL IN
hole_diameter2.016 INCHES NOMINAL IN
heat_treatmentT-4 SOLUTION HEAT TREATED, NATURAL AGED
overall_diameter3.000 INCHES NOMINAL IN
surface_treatmentANODIZE OVERALL
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationQQ-A-225/5,T4 FED SPEC 1ST MATERIAL RESPONSE AND WW-T-700/6,TEMPER T6,TYPE 1 FED SPEC 2ND MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classificationQQ-A-696 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5310-00-485-6979
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 8657-65 · 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 TREATMENT DOCUMENT AND CLASSIFICATION: QQ-A-696 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
OVERALL DIAMETER: 3.000 INCHES NOMINAL IN
•
HEAT TREATMENT: T-4 SOLUTION HEAT TREATED, NATURAL AGED
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-225/5,T4 FED SPEC 1ST MATERIAL RESPONSE AND WW-T-700/6,TEMPER T6,TYPE 1 FED SPEC 2ND MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
SURFACE TREATMENT: ANODIZE OVERALL
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: ALUMINUM ALLOY 2017 OR ALUMINUM ALLOY OVERALL
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-A-696 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
OVERALL DIAMETER3.000 INCHES NOMINAL IN
HEAT TREATMENTT-4 SOLUTION HEAT TREATED, NATURAL AGED
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/5,T4 FED SPEC 1ST MATERIAL RESPONSE AND WW-T-700/6,TEMPER T6,TYPE 1 FED SPEC 2ND MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
SURFACE TREATMENTANODIZE OVERALL
PERIPHERAL SHAPE STYLEROUND
MATERIALALUMINUM ALLOY 2017 OR ALUMINUM ALLOY OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER2.016 INCHES NOMINAL IN
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 8657-65?
8657-65 is a WASHER,FLAT.
What is the NSN for 8657-65?
8657-65 is cataloged in the U.S. Government catalog under NSN 5310-00-485-6979. This indicates validated use in U.S. government and defense supply chains.
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