The Rexroth R431004994 (also branded under Emerson AVENTICS) is a heavy-duty, manually operated 3/2-directional pneumatic poppet valve from the Series A-Pilotair. Designed for industrial automation, this panel-mounted valve features a detented handle mechanism, a soft-seal design, and 1/4" NPT ports. It supports working pressures up to 13.7 bar (199 psi) with a nominal flow rate of 1308 l/min, making it ideal for harsh manufacturing environments.