Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 141K0001 found under Case Water Purification Kit by Hdt Expeditionary Systems Inc. The National Stock Number assigned to this part is 4610014074858, 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 141K0001.