Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 405-800771-1009 found under Plunger And Housing by L 3 Communications Mas Canada Inc. The National Stock Number assigned to this part is 1560012789141, and the Federal Supply Class is 1560 Airframe Structural Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 405-800771-1009.