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304A-143GC — SEAL,PLAIN

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

304A-143GC: SEAL,PLAIN.

The SEAL,PLAIN is a the manufacturer industrial component. Key specifications include material: STEEL COMP 304 SPRING, seal_width: 0.094 INCHES NOMINAL IN, construction: ONE-PIECE, housing_bore_diameter: 2.625 INCHES NOMINAL IN, accommodated_shaft_diameter: 2.437 INCHES NOMINAL IN, cross-sectional_shape_style: DUAL LIP. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-239-9424, 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
304A-143GC
NSN: 5330-01-239-9424
FSC: 5330 — Packing and Gasket Materials
CAGE: 09055 — BAL SEAL ENGINEERING, INC. (USA)
SPECIFICATIONS
materialSTEEL COMP 304 SPRING
seal_width0.094 INCHES NOMINAL IN
constructionONE-PIECE
housing_bore_diameter2.625 INCHES NOMINAL IN
accommodated_shaft_diameter2.437 INCHES NOMINAL IN
cross-sectional_shape_styleDUAL LIP
NSN5330-01-239-9424
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 304A-143GC 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
•
SEAL WIDTH: 0.094 INCHES NOMINAL IN
•
HOUSING BORE DIAMETER: 2.625 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: DUAL LIP
•
ACCOMMODATED SHAFT DIAMETER: 2.437 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP 304 SPRING
•
CONSTRUCTION: ONE-PIECE
TECHNICAL CHARACTERISTICS
SEAL WIDTH0.094 INCHES NOMINAL IN
HOUSING BORE DIAMETER2.625 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLEDUAL LIP
ACCOMMODATED SHAFT DIAMETER2.437 INCHES NOMINAL IN
MATERIALSTEEL COMP 304 SPRING
MATERIALCARBON GRAPHITE AND PLASTIC POLYTETRAFLUOROETHYLENE SEALING ELEMENT
CONSTRUCTIONONE-PIECE
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085 5330-00-000-0167 5330-00-000-5275 5330-00-001-1260 5330-00-001-1833 5330-00-001-1844 5330-00-001-1845 5330-00-001-1846
SUBSTITUTES & CROSS-REFERENCES 1
X211389Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 304A-143GC?
304A-143GC is a SEAL,PLAIN.
What parts can replace 304A-143GC?
There is 1 known substitute for 304A-143GC: X211389. Substitute compatibility should be verified for your specific system.
What is the NSN for 304A-143GC?
304A-143GC is cataloged in the U.S. Government catalog under NSN 5330-01-239-9424. This indicates validated use in U.S. government and defense supply chains.
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