Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 206RB1(110 220VAC60 1 found under Sewing Machine Indu by Consolidated Sewing Machine Corp. The National Stock Number assigned to this part is 3530011828560, 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 206RB1(110 220VAC60 1.