Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number DIN911M25 found under Key Socket Head Screw by Zelenda Machine And Tools Corp. The National Stock Number assigned to this part is 5120009009341, and the Federal Supply Class is 5120 Hand Tools Nonedged Nonpowered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like DIN911M25.