Part number U70403 is an AS568-403 clear Polyurethane (AU/EU) 70 Shore A O-Ring supplied with an inside diameter of 1.725 in (43.82 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 2.275 in (57.79 mm). An o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.
Polyurethane (AU/EU) is known for long wear life in dynamic reciprocating service and exceptional abrasion resistance. The compound resists impact and shock loading, abrasion and wear, and extrusion under high pressure. Published continuous service range is -65°F (-53.9°C) to 200°F (93.3°C). Verify compatibility before use with ketones or acids and bases.
It sees regular use in press and forming equipment, hydraulic cylinders, and high-pressure fluid power.
This item is sold individually under part number U70403. Nominal inside diameter is listed as 1 3/4 inch. Check the compound against your process media, pressure and temperature before committing to a design.
description 568-403 URETHANE 70 DURO ORINGS
uf_description2 1.725" (43.82MM) ID X .275" (6.99MM)
Actual_CS 0.275 inch (6.99 mm)
Actual_ID 1.725 inch (43.82 mm)
Actual_OD 2.275 inch (57.79 mm)
ProductCode Description O-Rings - Bulk - Premium