Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number H19 800PT22897 found under Insulator Bearing Ring by American Industrial Sales. The National Stock Number assigned to this part is 5970004964661, 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 H19 800PT22897.