Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 903455 found under Gage Angle by Ls Starrett Company The. The National Stock Number assigned to this part is 5280002117532, and the Federal Supply Class is 5280 Sets Kits And Outfits Of Measuring Tools. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 903455.