The H70164 is an AS568-164 black Buna-N (Nitrile) 70 Shore A O-Ring built to an inside diameter of 6.237 in (158.42 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 6.443 in (163.65 mm). This 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 water, many alcohols, and greases and lubricants. Continuous operating temperature is published at -40°F (-40°C) to 250°F (121.1°C). It should not be specified for service in ketones or automotive brake fluid.
You will find this material specified across construction equipment, general industrial maintenance, and agricultural equipment.
Stocked as H70164 and sold individually. Unit weight is approximately 0.0034 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 -164 BLACK BUNA 70D O-RING
uf_description2 0.103" (2.62MM) CS X 6.237" (158.42MM) ID
Actual_CS 0.103 inch (2.62 mm)
Actual_ID 6.237 inch (158.42 mm)
Actual_OD 6.443 inch (163.65 mm)
ProductCode Description O-Rings - Bulk - Commodity