M style coupler and plug kit includes one 1/4 FNPT coupler and one 1/4 MNPT plug. Made up of a brass body, brass sleeve coupler and steel plug. With a 1/4 basic flow size and air flow of 40 SCFM, this coupler and plug combination has a maximum pressure of 300 PSI and a Buna-N seal. Product Features:Maximum air flow of 40 standard cubic feet per minuteMaximum inlet pressure of 300 pounds per square inchMaximum temperature of 250 degrees FahrenheitAir flow of 40 standard cubic feet per minute
