3.5MM CS X 27.7MM ID BLACK BUNA 70D

The H3.5X27.7 is a black Buna-N (Nitrile) 70 Shore A O-Ring built to an inside diameter of 27.7 mm (1.091 in), a cross section of 3.5 mm (0.138 in), and an outside diameter of 34.7 mm (1.37 in). This o-ring remains the most cost-effective sealing element available for pressurized assemblies. Supplementary detail from the product record: Metric O-RING, JIS P28.

Expect good resistance to petroleum-based oils, water, and greases and lubricants. Buna-N (Nitrile) is known for the most widely specified general-purpose sealing elastomer, strong abrasion and tear resistance. Rated temperature range runs from -40°F (-40°C) to 250°F (121.1°C) in continuous service. It should not be specified for service in automotive brake fluid or strong acids.

It sees regular use in hydraulic and pneumatic systems, automotive, and agricultural equipment.

This item is sold individually under part number H3.5X27.7. Unit weight is approximately 1.1418 g. Review your operating media and conditions against this specification before installation.