1940 46 ALL PASS A 4 CORE w fittings 3113562 5 60 1 1942 48 ALL PASS FAN ASSY detroster 3118916 1 05 1 1946 48 ALL 1949 50 ALL COMM and UTILITY FAN ASSY detroster 3118913 85 1 1950 ALL exc DUBL DUT1 FITTING Y 3125595 85 1 9 782 ELBOW ASSY Air Flow Duct 1949 50 ALL PASS to cowl 3690233 3 85 1 9 784 BAFFLE Air Plow Duct 1949 50 ALL PASS left 3688935 75 1 1949 50 ALL PASS right 3688936 75 1 9 786 HOSE DUCT COUPLlNG Air Flow 1947 48 ALL HOSE inlet 1 I D x 41 in long use w 1949 50 ALL COMM and UTILITY 986104 heater 3119719 1 50 1 1949 50 ALL PASS DUCT ASSY right trout section 3688772 1 25 I 1949 50 ALL PASS DUCT ASSY left 3690197 3 85 I 1949 50 ALL PASS COUPLING air duct 3688805 20 2 9 787 ROD and TUBE Air Plow Control 1942 48 ALL PASS includes knob and bracket 3116471 1 80 I 1947 50 ALL COMM and UTILITY use w air heater 986104 1990674 85 1 1949 ALL PASS vent control w knob and brkt 1990682 85 2 1949 50 ALL PASS valve control cable 3122070 50 1 1950 ALL PASS vent control w knob and brkt 1990691 85 2 9 795 CONTROL Air Flow Heater 1947 50 ALL COMM and UTILITY ranco valve tor use w 986104 3119612 5 75 1 1949 ALL PASS ranco valve for use w air flow heater 3121940 6 75 1 1950 ALL PASS ranco valve tor use w airflow heater 3125537 6 75 1 9 806 ROD ASSY Air Flow Heater Temperature Control 1947 50 ALL COMM and UTILITY for use w 986104 3119614 65 1 9 810 VALVE ASSY Air Flow Ventilator 1949 50 ALL PASS in left hand duct 3688863 1 25 1 1949 50 ALL PASS in right hand duct 3688864 1 25 1 9 779 9 810 410