Part Number: 141431-277 (Microcircuit) Part Number: 141431-279 (Micro circuit) Part Number: 141431-280 (Harris) Part Number: 141431-281 (Microcircuit) Part Number: 141431-284 (Microcircuit) Part Number: 141431-285 (Microcirtuic dgt) Part Number: 141431-286 (Microcuit) Part Number: 141431-287 (Micro circuit dgtl) Part Number: 141431-288 (Micro circuit dgtl) Part Number: 141431-289 (Microcircuit) Part Number: 141431-290 (Microcircuit) Part Number: 141431-291 (Microcircuit) Part Number: 141431-292 (Microcircuit) Part Number: 141431-294 (Microcircuit digital)