APG stocks the H2X6.5, a black Buna-N (Nitrile) 70 Shore A O-Ring supplied with an inside diameter of 6.5 mm (0.256 in), a cross section of 2 mm (0.079 in), and an outside diameter of 10.5 mm (0.41 in). An o-ring seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces.
Buna-N (Nitrile) is specified here for most widely specified general-purpose sealing elastomer, reliable performance in both static and dynamic service. The compound resists petroleum-based oils, many alcohols, and water. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C). It should not be specified for service in ketones or polar solvents.
Common environments for this compound include automotive, construction equipment, and agricultural equipment.
Stocked as H2X6.5 and sold individually. Unit weight is approximately 0.106 g. Check the compound against your process media, pressure and temperature before committing to a design. If you need a size, durometer or compound that is not listed, APG can cross-reference from a print, a sample or a competitor part number.
Description 2MM CS X 6.5MM ID BLACK BUNA 70D
Actual Outside Diameter 10.5 mm (0.41 inch)
Actual Cross Section 2 mm (0.079 inch)
Actual Inside Diameter 6.5 mm (0.256 inch)
Measurement System Metric
Product Category O-Rings - Metric - Commodity