Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 624-1866-001 found under Drainage Pipe Assembly by K And L Precision Plastics Inc. The National Stock Number assigned to this part is 4710002149993, and the Federal Supply Class is 4710 Pipe Tube And Rigid Tubing. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 624-1866-001.