Ordered as H2.62X11.91, this is a black Buna-N (Nitrile) 70 Shore A O-Ring supplied with an inside diameter of 11.91 mm (0.469 in), a cross section of 2.62 mm (0.103 in), and an outside diameter of 17.15 mm (0.68 in). The o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.
Buna-N (Nitrile) is specified here for reliable performance in both static and dynamic service, most widely specified general-purpose sealing elastomer. The material holds up against water, petroleum-based oils, and propane and butane. Continuous operating temperature is published at -40°F (-40°C) to 250°F (121.1°C). It should not be specified for service in automotive brake fluid or ketones.
Typical settings include construction equipment, hydraulic and pneumatic systems, and agricultural equipment.
H2.62X11.91 ships individually. Check the compound against your process media, pressure and temperature before committing to a design. For a size or compound outside the standard catalog, APG can quote from a print or sample.
Description 2.62MM CS X 11.91MM ID BLACK BUNA 70D
Actual Outside Diameter 17.15 mm (0.68 inch)
Actual Cross Section 2.62 mm (0.103 inch)
Actual Inside Diameter 11.91 mm (0.469 inch)
Measurement System Metric
Product Category O-Rings - Metric - Commodity