MIDMARK-RITTER Air Solenoid Valve for the following Autoclaves:
M9 020 thru 022 with S/N # prefixes RN, RP, RR & V
M9 020 thru -022 with S/N # prefixes RW, RX & V
M1D1 020 thru 022 with S/N # prefixes RS, RT, RV & V
M11D 020 thru 022 with S/N # prefixes RY, RZ & V