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Technical Data Sheet
A72294 ✓ 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 material: RUBBER SYNTHETIC OVERALL, outside_diameter: 3.125 INCHES NOMINAL IN, style_designator: CIRCULAR, aperture_diameter: 2.875 INCHES NOMINAL IN, cross-sectional_thickness: 0.005 INCHES MINIMUM AND 0.007 INCHES MAXIMUM IN, cross-sectional_shape_style: SOLID SINGLE OR COMPOSITION. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-298-5391, 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
A72294
NSN: 5330-00-298-5391
FSC: 5330
CAGE: 58250 — BALLANTYNE OF OMAHA INC. (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC OVERALL
outside_diameter3.125 INCHES NOMINAL IN
style_designatorCIRCULAR
aperture_diameter2.875 INCHES NOMINAL IN
cross-sectional_thickness0.005 INCHES MINIMUM AND 0.007 INCHES MAXIMUM IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
material_document_and_classificationMIL-G-7021 CL 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5330-00-298-5391
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: A72294 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
STYLE DESIGNATOR: CIRCULAR
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-G-7021 CL 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL: RUBBER SYNTHETIC OVERALL
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
APERTURE DIAMETER: 2.875 INCHES NOMINAL IN
OUTSIDE DIAMETER: 3.125 INCHES NOMINAL IN
CROSS-SECTIONAL THICKNESS: 0.005 INCHES MINIMUM AND 0.007 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORCIRCULAR
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-7021 CL 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALRUBBER SYNTHETIC OVERALL
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
APERTURE DIAMETER2.875 INCHES NOMINAL IN
OUTSIDE DIAMETER3.125 INCHES NOMINAL IN
CROSS-SECTIONAL THICKNESS0.005 INCHES MINIMUM AND 0.007 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
148344Interchangeable
interchangeable cross-reference
interchangeable
72294Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A72294?
A72294 is a GASKET.
What parts can replace A72294?
There are 2 known substitutes for A72294: 148344, 72294. Substitute compatibility should be verified for your specific system.
What is the NSN for A72294?
A72294 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-298-5391. This indicates validated use in U.S. government and defense supply chains.
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