Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number ND 33090 found under Clamp Ring Diaphrag by Hale Products Inc. The National Stock Number assigned to this part is 5310997228041, 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 ND 33090.