3.5MM CS X 35MM ID BLACK BUNA 70D

APG stocks the H3.5X35, a black Buna-N (Nitrile) 70 Shore A O-Ring supplied with an inside diameter of 35 mm (1.378 in), a cross section of 3.5 mm (0.138 in), and an outside diameter of 42 mm (1.65 in). An o-ring compresses into its gland to block fluid or gas migration across a joint.

It resists hydraulic fluids, many alcohols, and petroleum-based oils. Buna-N (Nitrile) is known for low compression set under sustained load and the most widely specified general-purpose sealing elastomer. 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 general industrial maintenance, construction equipment, and hydraulic and pneumatic systems.

This item is sold individually under part number H3.5X35. Unit weight is approximately 1.42 g. Application requirements vary, so validate compatibility with your process conditions prior to installation.