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Technical Data Sheet
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310-0051-000 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

310-0051-000: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, thickness: 0.060 INCHES NOMINAL IN, hole_diameter: 0.343 INCHES NOMINAL IN, overall_diameter: 0.750 INCHES NOMINAL IN, surface_treatment: PASSIVATE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-077-8666, 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
310-0051-000
NSN: 5310-01-077-8666
FSC: 5310 — Nuts and Washers
CAGE: 79807 — WROUGHT WASHER MFG., INC. (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
thickness0.060 INCHES NOMINAL IN
hole_diameter0.343 INCHES NOMINAL IN
overall_diameter0.750 INCHES NOMINAL IN
surface_treatmentPASSIVATE OVERALL
NSN5310-01-077-8666
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 310-0051-000 · 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: 0.750 INCHES NOMINAL IN
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
HOLE DIAMETER: 0.343 INCHES NOMINAL IN
•
THICKNESS: 0.060 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER0.750 INCHES NOMINAL IN
SURFACE TREATMENTPASSIVATE OVERALL
MATERIALSTEEL CORROSION RESISTING OVERALL
HOLE DIAMETER0.343 INCHES NOMINAL IN
THICKNESS0.060 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
310-0051-00Reference document
Same NSN cross-reference
Reference document — Design control — primary 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 310-0051-000?
310-0051-000 is a WASHER,FLAT.
What parts can replace 310-0051-000?
There is 1 known substitute for 310-0051-000: 310-0051-00. Substitute compatibility should be verified for your specific system.
What is the NSN for 310-0051-000?
310-0051-000 is cataloged in the U.S. Government catalog under NSN 5310-01-077-8666. 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.