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98269A430 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

98269A430: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, thickness: 0.7 MILLIMETERS MINIMUM AND 0.9 MILLIMETERS MAXIMUM MM, hole_diameter: 4.3 MILLIMETERS NOMINAL MM, hardness_rating: 75.0 ROCKWELL B NOMINAL, overall_diameter: 9.0 MILLIMETERS NOMINAL MM, special_features: FOR M4 SCREW SIZE. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-693-1852, 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
98269A430
NSN: 5310-01-693-1852
FSC: 5310 — Nuts and Washers
CAGE: 07BY4 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
thickness0.7 MILLIMETERS MINIMUM AND 0.9 MILLIMETERS MAXIMUM MM
hole_diameter4.3 MILLIMETERS NOMINAL MM
hardness_rating75.0 ROCKWELL B NOMINAL
overall_diameter9.0 MILLIMETERS NOMINAL MM
special_featuresFOR M4 SCREW SIZE
surface_treatmentOXIDE OVERALL
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
part_name_assigned_by_controlling_agencyBLACK-OXIDE STAINLESS STEEL WASHER
NSN5310-01-693-1852
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 98269A430 · 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
•
OVERALL DIAMETER: 9.0 MILLIMETERS NOMINAL MM
•
HARDNESS RATING: 75.0 ROCKWELL B NOMINAL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
COLOR: BLACK OVERALL
•
SURFACE TREATMENT: OXIDE OVERALL
•
PERIPHERAL SHAPE STYLE: ROUND
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER9.0 MILLIMETERS NOMINAL MM
HARDNESS RATING75.0 ROCKWELL B NOMINAL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
COLORBLACK OVERALL
SPECIAL FEATURESFOR M4 SCREW SIZE
SURFACE TREATMENTOXIDE OVERALL
PERIPHERAL SHAPE STYLEROUND
PART NAME ASSIGNED BY CONTROLLING AGENCYBLACK-OXIDE STAINLESS STEEL WASHER
MATERIALSTEEL CORROSION RESISTING OVERALL
CENTER HOLE SHAPE STYLEROUND
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
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 98269A430?
98269A430 is a WASHER,FLAT.
What is the NSN for 98269A430?
98269A430 is cataloged in the U.S. Government catalog under NSN 5310-01-693-1852. This indicates validated use in U.S. government and defense supply chains.
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