Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 3F50000-125 found under Seal Tail Cone by Tect Aerospace Inc. The National Stock Number assigned to this part is 1560000771089, 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 3F50000-125.