Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number PT 164006 found under Push On Nut by Nelson Stud Welding Inc. The National Stock Number assigned to this part is 5310013414126, 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 PT 164006.