Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 12K3264-3 found under Stem Assembly Poppet Valve by Bruder Industry. The National Stock Number assigned to this part is 1560009981473, 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 12K3264-3.