Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number NXT129 25UDOES found under Filter Elementwater Purificatio by Pall France Sa Division. The National Stock Number assigned to this part is 4610016952248, 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 NXT129 25UDOES.