| AN ITEM OF ELECTRICALLY RESISTIVE MATERIAL IN THE FORM OF A GRID, RIBBON, OR WIRE DESIGNED TO BE USED SINGLY OR BUILT INTO GROUPS TO FORM A RESISTANCE UNIT. IT IS USUALLY A MAINTENANCE PART FOR A RESISTOR (AS MODIFIED), A RHEOSTAT, OR SIMILAR ITEM. INCLUDES ITEMS WHICH CAN BE USED AS "HEATERS" (HEATING ELEMENTS) BUT WHICH ARE RATED IN TERMS OF RESISTANCE AND RESISTANCE TOLERANCE. EXCLUDES ABSORBER, RADIO FREQUENCY RADIATION; HEATER, THERMAL RELEASE; HEATING ELEMENT, ELECTRICAL (AS MODIFIED); AND RESISTOR (AS MODIFIED). |
