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ASME B18.22.1 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

ASME B18.22.1: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: ALUMINUM OVERALL, thickness: 0.030 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN, hole_diameter: 0.265 INCHES NOMINAL IN, overall_diameter: 0.625 INCHES NOMINAL IN, surface_treatment: CHROMIUM AND ZINC OVERALL, peripheral_shape_style: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-521-5756, 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
ASME B18.22.1
NSN: 5310-01-521-5756
NIINs: 015215756, 015555019, 016482302, 016745062, 016745065
FSC: 5310 — Nuts and Washers
CAGE: 05047 — THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS (USA)
SPECIFICATIONS
materialALUMINUM OVERALL
thickness0.030 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN
hole_diameter0.265 INCHES NOMINAL IN
overall_diameter0.625 INCHES NOMINAL IN
surface_treatmentCHROMIUM AND ZINC OVERALL
peripheral_shape_styleROUND
center_hole_shape_styleROUND
end_item_identificationAPL UPDATE
cross-sectional_shape_styleRECTANGULAR
part_name_assigned_by_controlling_agencyWASHER,GENERAL PURPOSE
NSN5310-01-521-5756
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: ASME B18.22.1 · 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
SUBSTITUTES & CROSS-REFERENCES 2
2C-3676-104Reference document
Same NSN cross-reference
Reference document — Secondary reference
2F-913PC104Reference document
Same NSN cross-reference
Reference document — Secondary 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 ASME B18.22.1?
ASME B18.22.1 is a WASHER,FLAT.
What parts can replace ASME B18.22.1?
There are 2 known substitutes for ASME B18.22.1: 2C-3676-104, 2F-913PC104. Substitute compatibility should be verified for your specific system.
What is the NSN for ASME B18.22.1?
ASME B18.22.1 is cataloged in the U.S. Government catalog under NSN 5310-01-521-5756. This indicates validated use in U.S. government and defense supply chains.
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