This o-ring is supplied in black Buna-N (Nitrile) 70 Shore A with an inside diameter of 94.3 mm (3.713 in), a cross section of 5.7 mm (0.224 in), and an outside diameter of 105.7 mm (4.16 in), catalogued under part number H5.7X94.3. It provides a reliable static or dynamic seal by deforming into its gland under assembly load.
Buna-N (Nitrile) is specified here for reliable performance in both static and dynamic service, most widely specified general-purpose sealing elastomer. Expect good resistance to hydraulic fluids, petroleum-based oils, and propane and butane. Continuous operating temperature is published at -40°F (-40°C) to 250°F (121.1°C). Applications involving strong acids or automotive brake fluid call for a different compound.
Common environments for this compound include general industrial maintenance, fluid power, and construction equipment.
This item is sold individually under part number H5.7X94.3. Unit weight is approximately 9.8276 g. Review your operating media and conditions against this specification before installation. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.
description 5.7MM CS X 94.3MM ID BLACK BUNA 70D
uf_description2 METRIC O-RING
Actual_OD 105.7 mm (4.16 inch)
Actual_CS 5.7 mm (0.224 inch)
Actual_ID 94.3 mm (3.713 inch)
ProductCode Description O-Rings - Metric - Commodity