Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number PT500GA1 found under Microcircuit Digital by Seiko Instruments Usa Inc. The National Stock Number assigned to this part is 5962014743323, and the Federal Supply Class is 5962 Microcircuits Electronic. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like PT500GA1.