Ordered as QV70454, this is an AS568-454 black Viton® (FKM) 75 Shore A quad profile Quad-Ring with an inside diameter of 12.475 in (316.87 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 13.025 in (330.84 mm). The quad-ring seats in a standard o-ring gland while offering improved dynamic performance.
Viton® (FKM) is known for long service life in hot, chemically aggressive environments and very low compression set at elevated temperature. This material stands up to many acids, petroleum oils and fuels, and chlorinated solvents. Published continuous service range is -15°F (-26.1°C) to 400°F (204.4°C). Exposure to amines or ketones and esters will shorten service life.
Maintenance and OEM teams specify it across aerospace, automotive fuel systems, and high-temperature process equipment.
This item is sold individually under part number QV70454. Unit weight is approximately 78.1301 g. Review your operating media and conditions against this specification before installation. APG can cross-reference from an existing part number, a drawing or a physical sample if this size is not an exact match.
description *Q-454 FLUOROELASTOMER 75 Q RING
Actual_CS 0.275 inch (6.99 mm)
Actual_ID 12.475 inch (316.87 mm)
Actual_OD 13.025 inch (330.84 mm)
ProductCode Description O-Rings - Square/Quad - Commodity