Ordered as QV70126, this is an AS568-126 black Viton® (FKM) 75 Shore A quad profile Quad-Ring measuring an inside diameter of 1.362 in (34.59 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 1.568 in (39.83 mm). The quad-ring uses a four-lobed profile to create two sealing surfaces per side, reducing the squeeze needed to seal.
Viton® (FKM) offers excellent resistance to compression set and permeation, the industry benchmark where nitrile reaches its thermal limit. Expect good resistance to petroleum oils and fuels, many acids, and chlorinated solvents. Service temperature is rated from -15°F (-26.1°C) through 400°F (204.4°C). It is not the right choice where hot water and steam or amines are present.
You will find this material specified across semiconductor equipment, chemical processing, and oil and gas.
This item is sold individually under part number QV70126. Unit weight is approximately 1.2531 g. Check the compound against your process media, pressure and temperature before committing to a design.
description Q-126 FLUOROELASTOMER 75 Q RING
Actual_CS 0.103 inch (2.62 mm)
Actual_ID 1.362 inch (34.59 mm)
Actual_OD 1.568 inch (39.83 mm)
ProductCode Description O-Rings - Square/Quad - Commodity