Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 7-YY-2045 found under Switch Push by Grayhill Inc. The National Stock Number assigned to this part is 5930012909512, and the Federal Supply Class is 5930 Switches. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 7-YY-2045.