Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number F3878ITEM6 found under Spring Spiral Torsi by Century Electric Inc. The National Stock Number assigned to this part is 5360003603481, and the Federal Supply Class is 5360 Coil Flat Leaf And Wire Springs. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like F3878ITEM6.