5/2 Whisker Valve - 2038-7056 Data: Fluid: Filtered air with or without lubrication Reference Flow Rate: 490 N I/min Body Size: 22mm Materials: Operator: Brass, Stainless Steel Body: Technopolymer Spring: Stainless Steel Seals: NBR Spool: Nickel Plated Aluminium Full technical specifications available on request