Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number U1458 found under Microcircuit Linear by Drs Rugged Systems Europe Ltd. The National Stock Number assigned to this part is 5962001725583, 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 U1458.