M3, M5, 1 8 11 2 bspmediumcompressed air or any fluids compatible with the materials listed belowoperating pressure and temperaturegenerally limited by tubing specification except where plastic sealing washers are used banjo bolts m3 & m5 units . In these cases temperature limited to, 70 c, Pressure limited to 18 bar. Suitable for vacuum applications. Flow regulating banjos are limited to 1, Capable of 10 bar operation rangematerialsbar parts brass to bs 2874 1986 cz121, Bright nickel plated. Stamped parts brass to bs 2872 1969 cz122, Bright nickel plated. Copper sealing washers nylon for m3 & m5 units and banjo