1/8 NPT Inlet & Outlet Filter/Regulator/Lubricator 2 Piece Unit ~ Maximum working pressure is 150 psi. ~ Maximum temperature: 70?. ~ Manual drain type. ~ Bowl Capacity is 25 ml (included). ~ Pressure gauge included. ~ Dimensions are 3.5 x 3 x 6.2″. Maximum working pressure is 150 psi. Maximum temperature: 70?. Manual drain type. Bowl Capacity is 25 ml (included). Pressure gauge included.