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10503583 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

10503583: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, thickness: 4.0 MILLIMETERS NOMINAL MM, hole_diameter: 20.0 MILLIMETERS NOMINAL MM, overall_diameter: 32.0 MILLIMETERS NOMINAL MM, surface_treatment: ENAMEL AND CHROMATE OVERALL, peripheral_shape_style: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-167-8098, 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
10503583
NSN: 5310-01-167-8098
FSC: 5310 — Nuts and Washers
CAGE: 56161 — GENERAL DYNAMICS LAND SYSTEMS CANADACORP (CAN)
SPECIFICATIONS
materialSTEEL OVERALL
thickness4.0 MILLIMETERS NOMINAL MM
hole_diameter20.0 MILLIMETERS NOMINAL MM
overall_diameter32.0 MILLIMETERS NOMINAL MM
surface_treatmentENAMEL AND CHROMATE OVERALL
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
surface_treatment_document_and_classificationDIN 267 MFR REF ALL TREATMENT RESPONSES OVERALL
NSN5310-01-167-8098
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 10503583 · 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: DIN 267 MFR REF ALL TREATMENT RESPONSES OVERALL
•
OVERALL DIAMETER: 32.0 MILLIMETERS NOMINAL MM
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
SURFACE TREATMENT: ENAMEL AND CHROMATE OVERALL
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: STEEL OVERALL
•
CENTER HOLE SHAPE STYLE: ROUND
•
HOLE DIAMETER: 20.0 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONDIN 267 MFR REF ALL TREATMENT RESPONSES OVERALL
OVERALL DIAMETER32.0 MILLIMETERS NOMINAL MM
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
SURFACE TREATMENTENAMEL AND CHROMATE OVERALL
PERIPHERAL SHAPE STYLEROUND
MATERIALSTEEL OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER20.0 MILLIMETERS NOMINAL MM
THICKNESS4.0 MILLIMETERS NOMINAL MM
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
DIN1440-20-ST-A2LSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 10503583?
10503583 is a WASHER,FLAT.
What parts can replace 10503583?
There is 1 known substitute for 10503583: DIN1440-20-ST-A2L. Substitute compatibility should be verified for your specific system.
What is the NSN for 10503583?
10503583 is cataloged in the U.S. Government catalog under NSN 5310-01-167-8098. This indicates validated use in U.S. government and defense supply chains.
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