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235A2310AF4 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

235A2310AF4: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1009 OVERALL, thickness: 0.063 INCHES NOMINAL IN, hole_diameter: 1.550 INCHES MINIMUM AND 1.590 INCHES MAXIMUM IN, overall_diameter: 2.980 INCHES MINIMUM AND 3.020 INCHES MAXIMUM IN, surface_treatment: ZINC OVERALL, peripheral_shape_style: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-363-2887, 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
235A2310AF4
NSN: 5310-01-363-2887
FSC: 5310 — Nuts and Washers
CAGE: 63743 — WARD LEONARD CT LLC (USA)
SPECIFICATIONS
materialSTEEL COMP 1009 OVERALL
thickness0.063 INCHES NOMINAL IN
hole_diameter1.550 INCHES MINIMUM AND 1.590 INCHES MAXIMUM IN
overall_diameter2.980 INCHES MINIMUM AND 3.020 INCHES MAXIMUM IN
surface_treatmentZINC OVERALL
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationASTMA366 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-01-363-2887
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 235A2310AF4 · 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: 2.980 INCHES MINIMUM AND 3.020 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTMA366 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
SURFACE TREATMENT: ZINC OVERALL
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: STEEL COMP 1009 OVERALL
•
CENTER HOLE SHAPE STYLE: ROUND
•
HOLE DIAMETER: 1.550 INCHES MINIMUM AND 1.590 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER2.980 INCHES MINIMUM AND 3.020 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONASTMA366 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
SURFACE TREATMENTZINC OVERALL
PERIPHERAL SHAPE STYLEROUND
MATERIALSTEEL COMP 1009 OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER1.550 INCHES MINIMUM AND 1.590 INCHES MAXIMUM IN
THICKNESS0.063 INCHES NOMINAL 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 2
04-0002 ITEM 53Reference document
Same NSN cross-reference
Reference document — Secondary reference
04-0060 ITEM NO 53Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 235A2310AF4?
235A2310AF4 is a WASHER,FLAT.
What parts can replace 235A2310AF4?
There are 2 known substitutes for 235A2310AF4: 04-0002 ITEM 53, 04-0060 ITEM NO 53. Substitute compatibility should be verified for your specific system.
What is the NSN for 235A2310AF4?
235A2310AF4 is cataloged in the U.S. Government catalog under NSN 5310-01-363-2887. 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.