4MM CS X 100MM ID BLACK BUNA 90D

The H90M4X100 is a black Buna-N (Nitrile) 90 Shore A O-Ring measuring an inside diameter of 100 mm (3.937 in), a cross section of 4 mm (0.157 in), and an outside diameter of 108 mm (4.25 in). This o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.

Buna-N (Nitrile) is specified here for economical choice for high-volume maintenance programs and low compression set under sustained load. It resists propane and butane, hydraulic fluids, and water. Service temperature is rated from -40°F (-40°C) through 250°F (121.1°C). Applications involving automotive brake fluid or ozone and direct sunlight call for a different compound.

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

H90M4X100 ships individually. Unit weight is approximately 5.302 g. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing.