Buna 70-134-Black-Pk100

SB-H70134-100 is an AS568-134 black Buna-N (Nitrile) 70 Shore A O-Ring measuring an inside diameter of 1.862 in (47.29 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 2.068 in (52.53 mm). In service, this o-ring compresses into its gland to block fluid or gas migration across a joint. Source specification: 2.0625IDX1.875"ODX.0938"CS.

Buna-N (Nitrile) is specified here for low compression set under sustained load, reliable performance in both static and dynamic service. This material stands up to greases and lubricants, petroleum-based oils, and water. Service temperature is rated from -40°F (-40°C) through 250°F (121.1°C). It is not the right choice where strong acids or automotive brake fluid are present.

You will find this material specified across general industrial maintenance, agricultural equipment, and construction equipment.

Order part number SB-H70134-100, sold by the bag. Nominal inside diameter is listed as 1 7/8 inch. Review your operating media and conditions against this specification before installation.