Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SF6151-12 found under Sleeving Textile Electrical by Royal Engineered Composites Inc. The National Stock Number assigned to this part is 5970009418796, 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 SF6151-12.