Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number ST31H found under Table Lithographic Layout by Nuarc Co Inc. The National Stock Number assigned to this part is 3610009522481, and the Federal Supply Class is 3610 Printing Duplicating And Bookbinding Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like ST31H.