-326 WHITE BUNA 70D FDA O-RING

Ordered as H70FDA326, this is an AS568-326 white Buna-N (Nitrile) 70 Shore A O-Ring supplied with an inside diameter of 1.6 in (40.64 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 2.02 in (51.31 mm). The o-ring seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces.

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

The compound meets FDA requirements for food contact under 21 CFR 177.2600. Common environments for this compound include agricultural equipment, construction equipment, and hydraulic and pneumatic systems.

Reference part number H70FDA326 when ordering; the item is sold individually. Unit weight is approximately 4.142 g. Application requirements vary, so validate compatibility with your process conditions prior to installation. For a size or compound outside the standard catalog, APG can quote from a print or sample.