Ordered as H70341, this is an AS568-341 black Buna-N (Nitrile) 70 Shore A O-Ring supplied with an inside diameter of 3.475 in (88.27 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 3.895 in (98.93 mm). The o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.
Buna-N (Nitrile) delivers an economical choice for high-volume maintenance programs and low compression set under sustained load. The compound resists petroleum-based oils, hydraulic fluids, and many alcohols. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C). It should not be specified for service in strong acids or automotive brake fluid.
Typical settings include general industrial maintenance, construction equipment, and hydraulic and pneumatic systems.
Stocked as H70341 and sold individually. Unit weight is approximately 8.03 g. As always, verify media compatibility and operating conditions against the requirements of your specific application. For a size or compound outside the standard catalog, APG can quote from a print or sample.
description -341 BLACK BUNA 70D O-RING
uf_description2 0.210" (5.33MM) CS X 3.475" (88.27MM) ID
Actual_CS 0.21 inch (5.33 mm)
Actual_ID 3.475 inch (88.27 mm)
Actual_OD 3.895 inch (98.93 mm)
ProductCode Description O-Rings - Bulk - Commodity