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The VALUE COLLECTION ZBD9500-233 is a Dash 233 Viton O-ring with a round cross section, designed for static and dynamic sealing applications across a wide range of industrial and mechanical systems. It measures 2.88 inches inside diameter and 3.13 inches outside diameter, with a wall thickness of 0.125 inches. Viton (FKM) construction delivers excellent resistance to fuels, oils, hydraulic fluids, and high-temperature service, making this O-ring suitable for demanding environments where standard nitrile or EPDM compounds fall short. Hardness is rated at 75 Shore A, placing it in the hard category for controlled compression and reliable sealing force.
This O-ring sees regular use in HVAC equipment, plumbing assemblies, hydraulic systems, and industrial machinery wherever a Dash 233 groove is specified. Its Viton material suits applications involving petroleum-based fluids, solvents, and elevated temperatures up to 400 degrees F, and it remains functional down to -15 degrees F. It is appropriate for replacement sealing work, routine maintenance, and new assembly builds. Installation is performed by plumbers, HVAC technicians, pipefitters, and industrial maintenance personnel.
Designed as a standard Dash 233 O-ring replacement for any groove or port machined to the AS568 Dash 233 specification across industrial, HVAC, plumbing, and hydraulic applications.
O-rings should be installed by qualified tradespeople following standard sealing practices. Always depressurize and de-energize the system before replacing any seal. Lubricate the O-ring with a compatible grease or fluid prior to installation to prevent tearing during assembly. Inspect the groove for burrs, corrosion, or damage before seating the new O-ring.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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