The QV70435 is an AS568-435 black Viton® (FKM) 75 Shore A quad profile Quad-Ring measuring an inside diameter of 5.725 in (145.42 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 6.275 in (159.39 mm). This quad-ring delivers lower friction and better sealing stability than a comparable round-section o-ring.
Viton® (FKM) is specified here for long service life in hot, chemically aggressive environments and outstanding high-temperature capability. The material holds up against petroleum oils and fuels, aromatic hydrocarbons, and aggressive chemicals. The material carries a published service range of -15°F (-26.1°C) to 400°F (204.4°C).
Typical settings include chemical processing, semiconductor equipment, and high-temperature process equipment.
This item is sold individually under part number QV70435. Application requirements vary, so validate compatibility with your process conditions prior to installation. For a size or compound outside the standard catalog, APG can quote from a print or sample.
description *Q-435 FLUOROELASTOMER 75 Q RING
Actual_CS 0.275 inch (6.99 mm)
Actual_ID 5.725 inch (145.42 mm)
Actual_OD 6.275 inch (159.39 mm)
ProductCode Description O-Rings - Square/Quad - Commodity