4333-514AD MINNESOTA RUBBER QUAD RING

The VQ4333 is an AS568-333 black Viton® (FKM) 75 Shore A quad profile Quad-Ring measuring an inside diameter of 2.475 in (62.87 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 2.895 in (73.53 mm). This quad-ring provides a dual sealing band on each contact face for improved reliability.

As a material, Viton® (FKM) delivers very low compression set at elevated temperature, excellent resistance to compression set and permeation. Expect good resistance to engine and transmission fluids, aromatic hydrocarbons, and many acids. Service temperature is rated from -15°F (-26.1°C) through 400°F (204.4°C). Verify compatibility before use with hot water and steam or low-molecular-weight organic acids.

It sees regular use in automotive fuel systems, high-temperature process equipment, and semiconductor equipment.

Order part number VQ4333, sold individually. Nominal inside diameter is listed as 2 1/2. Check the compound against your process media, pressure and temperature before committing to a design. APG can cross-reference from an existing part number, a drawing or a physical sample if this size is not an exact match.