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Technical Data Sheet
PartsTable / COMPONENT / 6405258 FIND 53
6405258 FIND 53 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The PAPER,GASKET is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-634-8265, 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
6405258 FIND 53
NSN: 5330-00-634-8265
FSC: 5330
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
Part Number6405258 FIND 53
NSN5330-00-634-8265
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 6405258 FIND 53 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 28
20664Interchangeable
interchangeable cross-reference
interchangeable
918 48Interchangeable
interchangeable cross-reference
interchangeable
DBE48AInterchangeable
interchangeable cross-reference
interchangeable
44118Interchangeable
interchangeable cross-reference
interchangeable
60-306 PIECE 537Interchangeable
interchangeable cross-reference
interchangeable
HHP96-1-64INInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 6405258 FIND 53?
6405258 FIND 53 is a PAPER,GASKET.
What parts can replace 6405258 FIND 53?
There are 28 known substitutes for 6405258 FIND 53: 20664, 918 48, DBE48A and 25 more. Substitute compatibility should be verified for your specific system.
Is 6405258 FIND 53 still available?
6405258 FIND 53 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026