Buna 70-122-Black-Pk100

The SB-H70122-100 is an AS568-122 black Buna-N (Nitrile) 70 Shore A O-Ring supplied with an inside diameter of 1.112 in (28.24 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 1.318 in (33.48 mm). This o-ring creates a positive seal at flange, piston and rod interfaces without added hardware. The catalog record notes: 1.3125IDX1.125"ODX.0938"CS.

As a material, Buna-N (Nitrile) offers the most widely specified general-purpose sealing elastomer and low compression set under sustained load. This material stands up to propane and butane, greases and lubricants, and many alcohols. Rated temperature range runs from -40°F (-40°C) to 250°F (121.1°C) in continuous service.

You will find this material specified across agricultural equipment, fluid power, and hydraulic and pneumatic systems.

This item is sold by the bag under part number SB-H70122-100. Nominal inside diameter is listed as 1 1/8 inch. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing. APG can cross-reference from an existing part number, a drawing or a physical sample if this size is not an exact match.