Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 199R-2A 220 50 1 found under Sewing Machine Industrial by Consolidated Sewing Machine Corp. The National Stock Number assigned to this part is 3530008489481, 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 199R-2A 220 50 1.