APG stocks the H4X92, a black Buna-N (Nitrile) 70 Shore A O-Ring supplied with an inside diameter of 92 mm (3.622 in), a cross section of 4 mm (0.157 in), and an outside diameter of 100 mm (3.94 in). An o-ring compresses into its gland to block fluid or gas migration across a joint.
Buna-N (Nitrile) is valued for reliable performance in both static and dynamic service, strong abrasion and tear resistance. Expect good resistance to hydraulic fluids, water, and many alcohols. Continuous operating temperature is published at -40°F (-40°C) to 250°F (121.1°C). It should not be specified for service in strong acids or automotive brake fluid.
Common environments for this compound include agricultural equipment, hydraulic and pneumatic systems, and automotive.
Reference part number H4X92 when ordering; the item is sold individually. Unit weight is approximately 4.712 g. As always, verify media compatibility and operating conditions against the requirements of your specific application. If you need a size, durometer or compound that is not listed, APG can cross-reference from a print, a sample or a competitor part number.
description 4MM CS X 92MM ID BLACK BUNA 70D
uf_description2 METRIC O-RING
Actual_OD 100 mm (3.94 inch)
Actual_CS 4 mm (0.157 inch)
Actual_ID 92 mm (3.622 inch)
ProductCode Description O-Rings - Metric - Commodity