Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 1.670X0.047 70SLR found under O Ring by Elbit Systems Sar And Data Links. The National Stock Number assigned to this part is 5331014815878, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 1.670X0.047 70SLR.