Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number KS5910L11 found under Armature Relay by American Telephone And Telegraph Co. The National Stock Number assigned to this part is 5945004197601, and the Federal Supply Class is 5945 Relays And Solenoids. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like KS5910L11.