294692 for the rinse probe.
"temperature sensor for booster heater"? Do you mean the thermostat? If so, part number is 274161.
Parts breakdowns and part numbers are available at
www.hobartservice.com. Click "Parts" on the left, then click "Hobart SmartParts System" on the next page. You'll be asked a series of questions to identify your piece of equipment, and then you'll get a parts list and have links to parts breakdowns for various sections of the machine.