Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number S1665-61567 found under Sleeve And Slide Directional Con by S And L Aerospace Metals Llc. The National Stock Number assigned to this part is 4820003029095, and the Federal Supply Class is 4820 Valves Nonpowered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like S1665-61567.