Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number PTG-11189-010 found under Gageheadspace by Pacific Tool And Gauge. The National Stock Number assigned to this part is 5220016766501, and the Federal Supply Class is 5220 Inspection Gages And Precision Layout Tools. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like PTG-11189-010.