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G231253-23 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

G231253-23: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1010 OVERALL, thickness: 0.042 INCHES NOMINAL IN, hole_diameter: 0.196 INCHES NOMINAL IN, heat_treatment: AS FABRICATED, overall_diameter: 0.375 INCHES NOMINAL IN, surface_treatment: ZINC AND CHROMATE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-205-9822, 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
G231253-23
NSN: 5310-00-205-9822
FSC: 5310 — Nuts and Washers
CAGE: 64959 — AMERICAN TELEPHONE AND TELEGRAPH CO (USA)
SPECIFICATIONS
materialSTEEL COMP 1010 OVERALL
thickness0.042 INCHES NOMINAL IN
hole_diameter0.196 INCHES NOMINAL IN
heat_treatmentAS FABRICATED
overall_diameter0.375 INCHES NOMINAL IN
surface_treatmentZINC AND CHROMATE OVERALL
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
material_document_and_classification66 FED STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-205-9822
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: G231253-23 · 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: 0.375 INCHES NOMINAL IN
•
HEAT TREATMENT: AS FABRICATED
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
SURFACE TREATMENT: ZINC AND CHROMATE OVERALL
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: STEEL COMP 1010 OVERALL
•
CENTER HOLE SHAPE STYLE: ROUND
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER0.375 INCHES NOMINAL IN
HEAT TREATMENTAS FABRICATED
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
SURFACE TREATMENTZINC AND CHROMATE OVERALL
PERIPHERAL SHAPE STYLEROUND
MATERIALSTEEL COMP 1010 OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.196 INCHES NOMINAL IN
THICKNESS0.042 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
117535Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is G231253-23?
G231253-23 is a WASHER,FLAT.
What parts can replace G231253-23?
There is 1 known substitute for G231253-23: 117535. Substitute compatibility should be verified for your specific system.
What is the NSN for G231253-23?
G231253-23 is cataloged in the U.S. Government catalog under NSN 5310-00-205-9822. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.