Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number CRN1522-10 found under Insulator Bushing by Icore International Inc. The National Stock Number assigned to this part is 5970010509777, 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 CRN1522-10.