1MM CS X 17.5MM ID BLACK BUNA 70D

APG stocks the H1X17.5, a black Buna-N (Nitrile) 70 Shore A O-Ring supplied with an inside diameter of 17.5 mm (0.689 in), a cross section of 1 mm (0.039 in), and an outside diameter of 19.5 mm (0.77 in). An o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load.

As a material, Buna-N (Nitrile) offers strong abrasion and tear resistance, the most widely specified general-purpose sealing elastomer. The compound resists many alcohols, water, and hydraulic fluids. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C). Verify compatibility before use with automotive brake fluid or ketones.

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

Order part number H1X17.5, sold individually. Unit weight is approximately 0.059 g. Check the compound against your process media, pressure and temperature before committing to a design.