Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number TCM4PHS111 10 found under Gage Indicating Ext by Aerofit Llc. The National Stock Number assigned to this part is 5210015716005, and the Federal Supply Class is 5210 Measuring Tools Craftsmens. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like TCM4PHS111 10.