4MM CS X 93MM ID BLACK BUNA 70D

Part number H4X93 is a black Buna-N (Nitrile) 70 Shore A O-Ring measuring an inside diameter of 93 mm (3.661 in), a cross section of 4 mm (0.157 in), and an outside diameter of 101 mm (3.98 in). An o-ring remains the most cost-effective sealing element available for pressurized assemblies.

It resists hydraulic fluids, petroleum-based oils, and propane and butane. Buna-N (Nitrile) is known for low compression set under sustained load and an economical choice for high-volume maintenance programs. Service temperature is rated from -40°F (-40°C) through 250°F (121.1°C). It is not the right choice where ozone and direct sunlight or ketones are present.

It sees regular use in agricultural equipment, fluid power, and automotive.

Order part number H4X93, sold individually. Unit weight is approximately 4.73 g. Application requirements vary, so validate compatibility with your process conditions prior to installation.