3.5MM CS X 48MM ID BLACK BUNA 70D

APG stocks the H3.5X48, a black Buna-N (Nitrile) 70 Shore A O-Ring built to an inside diameter of 48 mm (1.89 in), a cross section of 3.5 mm (0.138 in), and an outside diameter of 55 mm (2.17 in). An o-ring compresses into its gland to block fluid or gas migration across a joint.

Buna-N (Nitrile) is specified here for economical choice for high-volume maintenance programs and most widely specified general-purpose sealing elastomer. This material stands up to hydraulic fluids, propane and butane, and petroleum-based oils. Service temperature is rated from -40°F (-40°C) through 250°F (121.1°C). Applications involving automotive brake fluid or ozone and direct sunlight call for a different compound.

Typical settings include hydraulic and pneumatic systems, fluid power, and agricultural equipment.

Stocked as H3.5X48 and sold individually. Unit weight is approximately 1.9 g. Review your operating media and conditions against this specification before installation. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.