Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SAEJ20R1ECLTHA51XR found under Hose Preformed by Society Of Automotive Engineers Inc. The National Stock Number assigned to this part is 4720006400362, 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 SAEJ20R1ECLTHA51XR.