Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 056-01090-9 found under Adapter Assembly Wing Tip by Hayes Targets. The National Stock Number assigned to this part is 1560005992812, 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 056-01090-9.