Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 3187328-1 found under Clamp Circuit Card by Navair And Navsea Managed. The National Stock Number assigned to this part is 6240011334085, and the Federal Supply Class is 6240 Electric Lamps. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 3187328-1.