Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number A02-08052 found under Nut Sleeve by Hb Performance Systems. The National Stock Number assigned to this part is 5310011865420, and the Federal Supply Class is 5310 Nuts And Washers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like A02-08052.