Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number FV 2180631 ITEM 12 found under Insulation Sleeving by Rbsl Washington. The National Stock Number assigned to this part is 5970014461120, and the Federal Supply Class is 5970 Electrical Insulators And Insulating Materials. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like FV 2180631 ITEM 12.