APG stocks the H5X185, a black Buna-N (Nitrile) 70 Shore A O-Ring built to an inside diameter of 185 mm (7.283 in), a cross section of 5 mm (0.197 in), and an outside diameter of 195 mm (7.68 in). An o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load.
Buna-N (Nitrile) is widely chosen for low compression set under sustained load, strong abrasion and tear resistance. The compound resists petroleum-based oils, water, and many alcohols. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C). It should not be specified for service in ozone and direct sunlight or automotive brake fluid.
Typical settings include fluid power, construction equipment, and agricultural equipment.
Order part number H5X185, sold individually. Unit weight is approximately 14.403 g. Check the compound against your process media, pressure and temperature before committing to a design.
Description 5MM CS X 185MM ID BLACK BUNA 70D
Actual Outside Diameter 195 mm (7.68 inch)
Actual Cross Section 5 mm (0.197 inch)
Actual Inside Diameter 185 mm (7.283 inch)
Measurement System Metric
Product Category O-Rings - Metric - Commodity