Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number QMG-439 found under Agitator Paint Shaker Type by Fournier Rubber And Supply Co. The National Stock Number assigned to this part is 4940003901906, 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 QMG-439.