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11828569 — WASHER,CONVEX

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

11828569: WASHER,CONVEX.

The WASHER,CONVEX is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1020 OVERALL, hole_diameter: 0.688 INCHES NOMINAL IN, style_designator: CONVEX, surface_treatment: ENAMEL OVERALL, material_thickness: 1.000 INCHES NOMINAL IN, material_document_and_classification: ASTM-A-575 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-079-1617, 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
11828569
NSN: 5310-01-079-1617
FSC: 5310 — Nuts and Washers
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
materialSTEEL COMP 1020 OVERALL
hole_diameter0.688 INCHES NOMINAL IN
style_designatorCONVEX
surface_treatmentENAMEL OVERALL
material_thickness1.000 INCHES NOMINAL IN
material_document_and_classificationASTM-A-575 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classificationMIL-STD-171,FOREST GREEN NO. 34079 MIL STD SINGLE TREATMENT RESPONSE OVERALL
NSN5310-01-079-1617
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 11828569 · 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: MIL-STD-171,FOREST GREEN NO. 34079 MIL STD SINGLE TREATMENT RESPONSE OVERALL
•
STYLE DESIGNATOR: CONVEX
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM-A-575 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL THICKNESS: 1.000 INCHES NOMINAL IN
•
SURFACE TREATMENT: ENAMEL OVERALL
•
MATERIAL: STEEL COMP 1020 OVERALL
•
HOLE DIAMETER: 0.688 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-STD-171,FOREST GREEN NO. 34079 MIL STD SINGLE TREATMENT RESPONSE OVERALL
STYLE DESIGNATORCONVEX
MATERIAL DOCUMENT AND CLASSIFICATIONASTM-A-575 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL THICKNESS1.000 INCHES NOMINAL IN
SURFACE TREATMENTENAMEL OVERALL
MATERIALSTEEL COMP 1020 OVERALL
HOLE DIAMETER0.688 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

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 11828569?
11828569 is a WASHER,CONVEX.
What is the NSN for 11828569?
11828569 is cataloged in the U.S. Government catalog under NSN 5310-01-079-1617. This indicates validated use in U.S. government and defense supply chains.
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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.