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265183 — WASHER,CONVEX

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

265183: WASHER,CONVEX.

The WASHER,CONVEX is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1020 OVERALL, hole_diameter: 0.1885 INCHES MINIMUM AND 0.1985 INCHES MAXIMUM IN, outside_diameter: 0.734 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN, style_designator: CONVEX, material_thickness: 0.172 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN, material_document_and_classification: QQ-S-633-CANC FED SPEC SINGLE MATERIAL RESPONSE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-276-8585, 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
265183
NSN: 5310-00-276-8585
FSC: 5310 — Nuts and Washers
CAGE: 56232 — LOCKHEED MARTIN CORPORATION DIV RMS - MITCHEL FIELD (USA)
SPECIFICATIONS
materialSTEEL COMP 1020 OVERALL
hole_diameter0.1885 INCHES MINIMUM AND 0.1985 INCHES MAXIMUM IN
outside_diameter0.734 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN
style_designatorCONVEX
material_thickness0.172 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN
material_document_and_classificationQQ-S-633-CANC FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-276-8585
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 265183 · 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
•
STYLE DESIGNATOR: CONVEX
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-633-CANC FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 0.734 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.172 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP 1020 OVERALL
•
HOLE DIAMETER: 0.1885 INCHES MINIMUM AND 0.1985 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORCONVEX
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-633-CANC FED SPEC SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER0.734 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN
MATERIAL THICKNESS0.172 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN
MATERIALSTEEL COMP 1020 OVERALL
HOLE DIAMETER0.1885 INCHES MINIMUM AND 0.1985 INCHES MAXIMUM IN
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 265183?
265183 is a WASHER,CONVEX.
What is the NSN for 265183?
265183 is cataloged in the U.S. Government catalog under NSN 5310-00-276-8585. 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.