APG stocks the U70391, an AS568-391 clear Polyurethane (AU/EU) 70 Shore A O-Ring with an inside diameter of 21.953 in (557.61 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 22.373 in (568.27 mm). An o-ring delivers dependable bidirectional sealing in a compact groove envelope.
It resists ozone, impact and shock loading, and petroleum oils. Polyurethane (AU/EU) offers long wear life in dynamic reciprocating service, very high tensile strength and load capacity. Service temperature is rated from -65°F (-53.9°C) through 200°F (93.3°C).
Typical settings include off-highway equipment, high-pressure fluid power, and mining and heavy equipment.
Reference part number U70391 when ordering; the item is sold individually. As always, verify media compatibility and operating conditions against the requirements of your specific application. For a size or compound outside the standard catalog, APG can quote from a print or sample.
Description 568-391 URETHANE 70 DURO ORINGS
Actual Cross Section 0.21 inch (5.33 mm)
Actual Inside Diameter 21.953 inch (557.61 mm)
Actual Outside Diameter 22.373 inch (568.27 mm)
Measurement System Imperial
Product Category O-Rings - Bulk - Premium