If a location required everything to be 'hospital grade,' then both cap and recep would need to meet the requirements. However, there is nothing that forbids placing the appliance in other locations.
"Hospital grade" simply means that the devices meet tougher criteria. Indeed, the practice of sever manufacturers is to simply pull product off their regular production line, and stamp those specific pieces that meet the higher standards. In terms of ordinary use, the components are perfectly interchangeable.