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9982420-1 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

9982420-1: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY AND ZINC ALLOY OVERALL, thickness: 0.025 INCHES NOMINAL IN, hole_diameter: 1.560 INCHES MINIMUM AND 1.590 INCHES MAXIMUM IN, heat_treatment: ANNEALED, overall_diameter: 3.210 INCHES MINIMUM AND 3.230 INCHES MAXIMUM IN, surface_treatment: VARNISH OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-794-9958, 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
9982420-1
NSN: 5310-00-794-9958
FSC: 5310 — Nuts and Washers
CAGE: 18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
materialNICKEL ALLOY AND ZINC ALLOY OVERALL
thickness0.025 INCHES NOMINAL IN
hole_diameter1.560 INCHES MINIMUM AND 1.590 INCHES MAXIMUM IN
heat_treatmentANNEALED
overall_diameter3.210 INCHES MINIMUM AND 3.230 INCHES MAXIMUM IN
surface_treatmentVARNISH OVERALL
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationMIL-N-14411,ANNEALED MIL SPEC ALL MATERIAL RESPONSES OVERALL
surface_treatment_document_and_classificationMIL-V-173 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5310-00-794-9958
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 9982420-1 · 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: MIL-V-173 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
OVERALL DIAMETER: 3.210 INCHES MINIMUM AND 3.230 INCHES MAXIMUM IN
•
HEAT TREATMENT: ANNEALED
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-N-14411,ANNEALED MIL SPEC ALL MATERIAL RESPONSES OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
SURFACE TREATMENT: VARNISH OVERALL
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: NICKEL ALLOY AND ZINC ALLOY OVERALL
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-V-173 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
OVERALL DIAMETER3.210 INCHES MINIMUM AND 3.230 INCHES MAXIMUM IN
HEAT TREATMENTANNEALED
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-N-14411,ANNEALED MIL SPEC ALL MATERIAL RESPONSES OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
SURFACE TREATMENTVARNISH OVERALL
PERIPHERAL SHAPE STYLEROUND
MATERIALNICKEL ALLOY AND ZINC ALLOY OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER1.560 INCHES MINIMUM AND 1.590 INCHES MAXIMUM IN
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 9982420-1?
9982420-1 is a WASHER,FLAT.
What is the NSN for 9982420-1?
9982420-1 is cataloged in the U.S. Government catalog under NSN 5310-00-794-9958. This indicates validated use in U.S. government and defense supply chains.
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