*4015-514AD MINNESOTA RUBBER QUAD RING

Part number VQ4015 is an AS568-015 black Viton® (FKM) 75 Shore A quad profile Quad-Ring measuring an inside diameter of 0.551 in (14 mm), a cross section of 0.07 in (1.78 mm), and an outside diameter of 0.691 in (17.55 mm). A quad-ring seats in a standard o-ring gland while offering improved dynamic performance.

The material holds up against many acids, aromatic hydrocarbons, and aggressive chemicals. Viton® (FKM) is known for very low compression set at elevated temperature and outstanding high-temperature capability. The material carries a published service range of -15°F (-26.1°C) to 400°F (204.4°C).

Common environments for this compound include oil and gas, chemical processing, and semiconductor equipment.

Stocked as VQ4015 and sold individually. Nominal inside diameter is listed as 9/16 inch. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing. APG can cross-reference from an existing part number, a drawing or a physical sample if this size is not an exact match.