Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number R19A-30 found under Relay X Ray Generat by Philips Medical Systems Cleveland. The National Stock Number assigned to this part is 5945014163764, 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 R19A-30.