Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number R6181TTPC7 found under Gage Seat by Ashcroft Inc. The National Stock Number assigned to this part is 5220002130186, 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 R6181TTPC7.