Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number GF-8300I found under Interrupter Ground by Hubbell Ltd. The National Stock Number assigned to this part is 5925011388930, and the Federal Supply Class is 5925 Circuit Breakers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like GF-8300I.