Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 12931220 found under Rack Ammunition Stowage by Wegmann Usa Inc. The National Stock Number assigned to this part is 2590013687628, and the Federal Supply Class is 2590 Miscellaneous Vehicular Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 12931220.