**4152-366Y MINNESOTA RUBBER QUAD RING

Part number HQ4152 is an AS568-152 black Buna-N (Nitrile) 70 Shore A quad profile Quad-Ring supplied with an inside diameter of 3.237 in (82.22 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 3.443 in (87.45 mm). A quad-ring uses a four-lobed profile to create two sealing surfaces per side, reducing the squeeze needed to seal.

Buna-N (Nitrile) is specified here for reliable performance in both static and dynamic service, most widely specified general-purpose sealing elastomer. This material stands up to hydraulic fluids, greases and lubricants, and petroleum-based oils. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C).

Typical settings include general industrial maintenance, construction equipment, and agricultural equipment.

HQ4152 ships individually. Nominal inside diameter is listed as 3 1/4. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing. If you need a size, durometer or compound that is not listed, APG can cross-reference from a print, a sample or a competitor part number.