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791339-001 — WASHER,CONVEX

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

791339-001: WASHER,CONVEX.

The WASHER,CONVEX is a the manufacturer industrial component. Key specifications include hole_diameter: 0.378 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN, outside_diameter: 1.250 INCHES NOMINAL IN, style_designator: CONCAVE, material_thickness: 0.187 INCHES NOMINAL IN, end_item_identification: NSN 3655-01-452-6954, NHA P/N 790910. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-463-1771, 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
791339-001
NSN: 5310-01-463-1771
FSC: 5310 — Nuts and Washers
CAGE: 75906 — PACIFIC CONSOLIDATED INDUSTRIES LLC (USA)
SPECIFICATIONS
hole_diameter0.378 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN
outside_diameter1.250 INCHES NOMINAL IN
style_designatorCONCAVE
material_thickness0.187 INCHES NOMINAL IN
end_item_identificationNSN 3655-01-452-6954, NHA P/N 790910
NSN5310-01-463-1771
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 791339-001 · 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: 1.250 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.187 INCHES NOMINAL IN
•
HOLE DIAMETER: 0.378 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORCONCAVE
OUTSIDE DIAMETER1.250 INCHES NOMINAL IN
MATERIAL THICKNESS0.187 INCHES NOMINAL IN
END ITEM IDENTIFICATIONNSN 3655-01-452-6954, NHA P/N 790910
HOLE DIAMETER0.378 INCHES MINIMUM AND 0.390 INCHES MAXIMUM 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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 791339-001?
791339-001 is a WASHER,CONVEX.
What is the NSN for 791339-001?
791339-001 is cataloged in the U.S. Government catalog under NSN 5310-01-463-1771. 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.