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ASC1457445 ✓ 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 PACKING,PREFORMED is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-281-3790, 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
ASC1457445
NSN: 5330-01-281-3790
FSC: 5330
CAGE: Z4779 — ASC PTY LTD (AUS)
SPECIFICATIONS
Part NumberASC1457445
NSN5330-01-281-3790
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: ASC1457445 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 15
S9Interchangeable
interchangeable cross-reference
interchangeable
8914-10Interchangeable
interchangeable cross-reference
interchangeable
RC688Interchangeable
interchangeable cross-reference
interchangeable
E1705-52Interchangeable
interchangeable cross-reference
interchangeable
GGG-W-657Interchangeable
interchangeable cross-reference
interchangeable
ND109Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is ASC1457445?
ASC1457445 is a PACKING,PREFORMED.
What parts can replace ASC1457445?
There are 15 known substitutes for ASC1457445: S9, 8914-10, RC688 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for ASC1457445?
ASC1457445 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-281-3790. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026