Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 41658 found under Packing Preformed by Minnesota Mining And Mfg Co. The National Stock Number assigned to this part is 5330004989706, and the Federal Supply Class is 5330 Packing And Gasket Materials. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 41658.