Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number S2H0-14X4 found under Grille Duct by Mestek Inc. The National Stock Number assigned to this part is 3610004786181, 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 S2H0-14X4.