2.5MM CS X 9MM ID BLACK BUNA 70D

Ordered as H2.5X9, this is a black Buna-N (Nitrile) 70 Shore A O-Ring supplied with an inside diameter of 9 mm (0.354 in), a cross section of 2.5 mm (0.098 in), and an outside diameter of 14 mm (0.55 in). The o-ring compresses into its gland to block fluid or gas migration across a joint.

Buna-N (Nitrile) is specified here for economical choice for high-volume maintenance programs, strong abrasion and tear resistance. The compound resists hydraulic fluids, water, and many alcohols. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C). Applications involving strong acids or ketones call for a different compound.

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

Reference part number H2.5X9 when ordering; the item is sold individually. Unit weight is approximately 0.2234 g. Application requirements vary, so validate compatibility with your process conditions prior to installation.