Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number S1565-61680-4 found under Sleeve And Slide Di by S And L Aerospace Metals Llc. The National Stock Number assigned to this part is 4810008625553, and the Federal Supply Class is 4810 Valves Powered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like S1565-61680-4.