Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SAFTYWALK GEN.PURP. 3 4IN.X24IN found under Deck Covering Lightweight Nonsli by 3M Company. The National Stock Number assigned to this part is 7220008237423, 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 SAFTYWALK GEN.PURP. 3 4IN.X24IN.