Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 123SME50660-5 found under Hose Assembly Nonme by D F P Manufacturing Corp. The National Stock Number assigned to this part is 4720012957070, and the Federal Supply Class is 4720 Hose And Flexible Tubing. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 123SME50660-5.