Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number RC5-2 133 found under Absorber Overvoltage by Abb Control Inc. The National Stock Number assigned to this part is 5920016694995, and the Federal Supply Class is 5920 Fuses Arresters Absorbers And Protector. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like RC5-2 133.