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B14509 ✓ 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 GASKET is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-155-1794, 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
B14509
NSN: 5330-01-155-1794
FSC: 5330
CAGE: 55635 — DAYTON-GRANGER, INC. (USA)
SPECIFICATIONS
Part NumberB14509
NSN5330-01-155-1794
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: B14509 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 11
14509Interchangeable
interchangeable cross-reference
interchangeable
5L5331-001-02Interchangeable
interchangeable cross-reference
interchangeable
2088636-4Interchangeable
interchangeable cross-reference
interchangeable
848197-1Interchangeable
interchangeable cross-reference
interchangeable
20470Interchangeable
interchangeable cross-reference
interchangeable
164946Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B14509?
B14509 is a GASKET.
What parts can replace B14509?
There are 11 known substitutes for B14509: 14509, 5L5331-001-02, 2088636-4 and 8 more. Substitute compatibility should be verified for your specific system.
Is B14509 still available?
B14509 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