-329 WHITE BUNA 70D FDA O-RING

The H70FDA329 is an AS568-329 white Buna-N (Nitrile) 70 Shore A O-Ring supplied with an inside diameter of 1.975 in (50.17 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 2.395 in (60.83 mm). This o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.

Buna-N (Nitrile) is specified here for low compression set under sustained load, reliable performance in both static and dynamic service. The compound resists greases and lubricants, petroleum-based oils, and hydraulic fluids. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C). Exposure to polar solvents or ketones will shorten service life.

This item meets FDA requirements for food contact under 21 CFR 177.2600. Typical settings include general industrial maintenance, agricultural equipment, and fluid power.

Order part number H70FDA329, sold individually. Unit weight is approximately 5.019 g. Check the compound against your process media, pressure and temperature before committing to a design.