MTV-4 MTV-4-M5 obsolete, replacement M-MTV-4;4-Way Toggle Valve MTV-5-M5 PB-85 PV-1 PV-2 PV-3 R-301 R-331 R-333, Spring Return R-402 R-602, Independent R-701 R-701 R-701 TV-3S 3-Way Toggle Valve, Short Each 84812090;