Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 8566520 found under Sleeve Activater Re by Aeronautical And Support Equipment. The National Stock Number assigned to this part is 1670012575273, and the Federal Supply Class is 1670 Parachutes Aerial Pick Up Delivery Recovery Systems And Cargo Tie Down Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 8566520.