Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 1159F20285 5 found under Guard Switch by Gulfstream Aerospace Corp. The National Stock Number assigned to this part is 5930013956702, 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 1159F20285 5.