Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 3C900-TRIROM found under Microcircuit Digital by 3 Com Corporation. The National Stock Number assigned to this part is 5962014521860, 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 3C900-TRIROM.