Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 00-0943-000-020 found under Water Purification Equipment Set by Chief Of Engineers. The National Stock Number assigned to this part is 4610001900297, 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 00-0943-000-020.