-028 BLACK BUNA 70D O-RING

Ordered as H70MD028, this is an AS568-028 black Buna-N (Nitrile) 70 Shore A O-Ring measuring an inside diameter of 1.364 in (34.65 mm), a cross section of 0.07 in (1.78 mm), and an outside diameter of 1.504 in (38.2 mm). The o-ring delivers dependable bidirectional sealing in a compact groove envelope.

The material holds up against many alcohols, water, and greases and lubricants. Buna-N (Nitrile) is known for the most widely specified general-purpose sealing elastomer, strong abrasion and tear resistance. Service temperature is rated from -40°F (-40°C) through 250°F (121.1°C). It should not be specified for service in ketones or polar solvents.

This item is metal detectable for HACCP and foreign-body control programs. It sees regular use in automotive, hydraulic and pneumatic systems, and general industrial maintenance.

H70MD028 ships individually. Nominal inside diameter is listed as 1 3/8 inch. As always, verify media compatibility and operating conditions against the requirements of your specific application. APG can cross-reference from an existing part number, a drawing or a physical sample if this size is not an exact match.