Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number HMC 3180-2 found under Microelectronic Dev by Sensor And Antenna Systems. The National Stock Number assigned to this part is 5962010628284, and the Federal Supply Class is 5962 Microcircuits Electronic. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like HMC 3180-2.