Airframe & Powerplant B737 MAIN TANK SUMP DRAIN TOOL Used to drain the fuel tank sump from the sump drain valve. Used with Shaw Aero valves, which are installed in the 777 center tank and 737/747-8 main wing tanks. TAGS: 12 OEM PN:: 94-8136 TOMX PN:: N/A TOOL TAG: COM-1535 Related posts Fuel tank access tableTERMOHIGROMETER LOGGERCF34-10E ENGINE STAND ADAPTER KITPISTOLA DE CALOR BOSCHInterior Panel GageLock Aleron Actuator B757Vapor Barrier Caps and Plugs…SLIDE SAFETY SIGNOVERSPILL COLLECTION KITWeighing Scale – 100KG