Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 481A found under Conditionerpower Line by Pcb Piezotronicsinc. The National Stock Number assigned to this part is 6110016714884, and the Federal Supply Class is 6110 Electrical Control Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 481A.