Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number GE GRADE 11637 found under Insulation Sheet Electrical by General Electric Inc. The National Stock Number assigned to this part is 5970009124771, 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 GE GRADE 11637.