Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number W-C-00421 TY2CLCSZ1 found under Cleaner Vacuum Electric by General Services Administration Inc. The National Stock Number assigned to this part is 7910004684197, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like W-C-00421 TY2CLCSZ1.