Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MG4PHS111-14 found under Gage Marking Tube Fitting by Aerofit Llc. The National Stock Number assigned to this part is 5210014233627, 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 MG4PHS111-14.