Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number ST40048 found under Water Purification Unit Base Mou by Parmatic Pollution Control. The National Stock Number assigned to this part is 4610014312402, and the Federal Supply Class is 4610 Water Purification Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like ST40048.