Part RN732ATTD5102F100 from KOA Speer is a resistor that is obsolete.
DigiKey part number 118-CR0805-FX-5102ELFCT-ND is an option to look at as a possible alternative.
To verify this part will work in your application or to view full specifications see the manufacturer datasheet for part 118-CR0805-FX-5102ELFCT-ND.
Please review the datasheets to ensure the alternative will work for your application.