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93286A030 — WASHER,SEAL

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

93286A030: WASHER,SEAL.

The WASHER,SEAL is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 2024 OVERALL, hole_diameter: 0.328 INCHES NOMINAL0.328 INCHES NOMINAL IN, overall_height: 0.063 INCHES NOMINAL0.063 INCHES NOMINAL IN, outside_diameter: 0.875 INCHES NOMINAL0.875 INCHES NOMINAL IN, style_designator: CONCAVE, end_item_identification: RQ-1RQ-1. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-513-8937, 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
93286A030
NSN: 5310-01-513-8937
FSC: 5310 — Nuts and Washers
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 2024 OVERALL
hole_diameter0.328 INCHES NOMINAL0.328 INCHES NOMINAL IN
overall_height0.063 INCHES NOMINAL0.063 INCHES NOMINAL IN
outside_diameter0.875 INCHES NOMINAL0.875 INCHES NOMINAL IN
style_designatorCONCAVE
end_item_identificationRQ-1RQ-1
NSN5310-01-513-8937
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 93286A030 · 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: CONCAVE
•
OUTSIDE DIAMETER: 0.875 INCHES NOMINAL0.875 INCHES NOMINAL IN
•
MATERIAL: ALUMINUM ALLOY 2024 OVERALL
•
HOLE DIAMETER: 0.328 INCHES NOMINAL0.328 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.063 INCHES NOMINAL0.063 INCHES NOMINAL IN
STYLE DESIGNATORCONCAVE
OUTSIDE DIAMETER0.875 INCHES NOMINAL0.875 INCHES NOMINAL IN
END ITEM IDENTIFICATIONRQ-1RQ-1
MATERIALALUMINUM ALLOY 2024 OVERALL
HOLE DIAMETER0.328 INCHES NOMINAL0.328 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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 93286A030?
93286A030 is a WASHER,SEAL.
What is the NSN for 93286A030?
93286A030 is cataloged in the U.S. Government catalog under NSN 5310-01-513-8937. 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.