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12009324 ✓ 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. Key specifications include outside_diameter: 1.422 INCHES NOMINAL IN, style_designator: CIRCULAR, aperture_diameter: 1.255 INCHES NOMINAL IN, cross-sectional_height: 0.031 INCHES NOMINAL IN, cross-sectional_shape_style: EMI. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-261-9475, 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
12009324
NSN: 5330-01-261-9475
FSC: 5330
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
outside_diameter1.422 INCHES NOMINAL IN
style_designatorCIRCULAR
aperture_diameter1.255 INCHES NOMINAL IN
cross-sectional_height0.031 INCHES NOMINAL IN
cross-sectional_shape_styleEMI
NSN5330-01-261-9475
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12009324 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
KEY FEATURES
•
CROSS-SECTIONAL HEIGHT: 0.031 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: EMI
•
APERTURE DIAMETER: 1.255 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CIRCULAR
•
OUTSIDE DIAMETER: 1.422 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL HEIGHT0.031 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLEEMI
APERTURE DIAMETER1.255 INCHES NOMINAL IN
STYLE DESIGNATORCIRCULAR
OUTSIDE DIAMETER1.422 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
4X509Interchangeable
interchangeable cross-reference
interchangeable
2066163Interchangeable
interchangeable cross-reference
interchangeable
12A7055Interchangeable
interchangeable cross-reference
interchangeable
41006889Interchangeable
interchangeable cross-reference
interchangeable
7RT2447Interchangeable
interchangeable cross-reference
interchangeable
321669Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 12009324?
12009324 is a GASKET.
What parts can replace 12009324?
There are 6 known substitutes for 12009324: 4X509, 2066163, 12A7055 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 12009324?
12009324 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-261-9475. 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