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4700223 — WASHER,SEAL

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

4700223: WASHER,SEAL.

The WASHER,SEAL is a the manufacturer industrial component. Key specifications include material: STEEL COMP 304 BODY, hole_diameter: 0.264 INCHES NOMINAL0.264 INCHES NOMINAL IN, overall_height: 0.096 INCHES MINIMUM AND 0.096 INCHES MINIMUM AND 0.118 INCHES MAXIMUM0.118 INCHES MAXIMUM IN, outside_diameter: 0.620 INCHES NOMINAL0.620 INCHES NOMINAL IN, style_designator: CONCAVE. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-412-8595, 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
4700223
NSN: 5310-01-412-8595
FSC: 5310 — Nuts and Washers
CAGE: 24995 — BECKLIN HOLDINGS, INC. (USA)
SPECIFICATIONS
materialSTEEL COMP 304 BODY
hole_diameter0.264 INCHES NOMINAL0.264 INCHES NOMINAL IN
overall_height0.096 INCHES MINIMUM AND 0.096 INCHES MINIMUM AND 0.118 INCHES MAXIMUM0.118 INCHES MAXIMUM IN
outside_diameter0.620 INCHES NOMINAL0.620 INCHES NOMINAL IN
style_designatorCONCAVE
NSN5310-01-412-8595
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 4700223 · 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: 0.620 INCHES NOMINAL0.620 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP 304 BODY
•
HOLE DIAMETER: 0.264 INCHES NOMINAL0.264 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.096 INCHES MINIMUM AND 0.096 INCHES MINIMUM AND 0.118 INCHES MAXIMUM0.118 INCHES MAXIMUM IN
STYLE DESIGNATORCONCAVE
OUTSIDE DIAMETER0.620 INCHES NOMINAL0.620 INCHES NOMINAL IN
MATERIALSTEEL COMP 304 BODY
MATERIALPLASTIC EPOXY SEALING ELEMENT
HOLE DIAMETER0.264 INCHES NOMINAL0.264 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 2
531BReference document
Same NSN cross-reference
Reference document — Design control — primary reference
47500223Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4700223?
4700223 is a WASHER,SEAL.
What parts can replace 4700223?
There are 2 known substitutes for 4700223: 531B, 47500223. Substitute compatibility should be verified for your specific system.
What is the NSN for 4700223?
4700223 is cataloged in the U.S. Government catalog under NSN 5310-01-412-8595. 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.