Air Line Lockout Valve Air Inlet Size 1/2 in Air Inlet Type NPT Air Outlet Size 1/2 in Air Outlet Type NPT Maximum Operating Pressure 300 psi Maximum Operating Temperature 175 Degrees F Series CR0 Body Material Aluminum Exhaust Port Size 3/4 in Exhaust Port Type NPT For Use With Speedaire Number of Air Inlets 1 Number of Air Outlets 1 Standards OSHA Regulation 29 CFR Part 1910 System Location Air Line