Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number PWB 0118 found under Insulator Disk by Phaostron Instrument And Electronic. The National Stock Number assigned to this part is 5970011303878, and the Federal Supply Class is 5970 Electrical Insulators And Insulating Materials. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like PWB 0118.