Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 3593511-1 found under Polarizing Key Electrical Connec by P D A Engineering. The National Stock Number assigned to this part is 5935005095813, and the Federal Supply Class is 5935 Connectors Electrical. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 3593511-1.