Airframe & Powerplant B737 B757 TEST EQP PRES VACUUM TANK Used to apply a regulated vacuum for functional check of the pressure relief valve. TAGS: 21 OEM PN:: A21010-70 TOMX PN:: N/A TOOL TAG: SPL-6692, LOCATION TOOL: Warehouse Related posts Fuel tank access tableTERMOHIGROMETER LOGGERCF34-10E ENGINE STAND ADAPTER KITPISTOLA DE CALOR BOSCHLock – Leading Edge Slat…Interior Panel GageLock Aleron Actuator B757Vapor Barrier Caps and Plugs…SLIDE SAFETY SIGNOVERSPILL COLLECTION KIT