Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 842 349250 4 found under Arm Hook Arresting Aircraft by The Boeing Company. The National Stock Number assigned to this part is 1560016560271, 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 842 349250 4.