This o-ring is supplied in black Buna-N (Nitrile) 70 Shore A built to an inside diameter of 55 mm (2.165 in), a cross section of 3 mm (0.118 in), and an outside diameter of 61 mm (2.4 in), catalogued under part number H3X55. It remains the most cost-effective sealing element available for pressurized assemblies.
As a material, Buna-N (Nitrile) is specified for the most widely specified general-purpose sealing elastomer, strong abrasion and tear resistance. Expect good resistance to many alcohols, water, and hydraulic fluids. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C).
Typical settings include fluid power, agricultural equipment, and hydraulic and pneumatic systems.
Reference part number H3X55 when ordering; the item is sold individually. Unit weight is approximately 0.0016 g. Check the compound against your process media, pressure and temperature before committing to a design. APG supports cross-referencing from drawings, samples and competitor numbers when a listed size is not an exact fit.
description 3MM CS X 55MM ID BLACK BUNA 70D
uf_description2 METRIC O-RING
Actual_OD 61 mm (2.4 inch)
Actual_CS 3 mm (0.118 inch)
Actual_ID 55 mm (2.165 inch)
ProductCode Description O-Rings - Metric - Commodity