RESISTOR, 500R, 5%, 40W; Resistance:500ohm; Resistance Tolerance:± 5%; Power Rating:40W; Voltage Rating:655V; Temperature Coefficient:± 260ppm/°C; Resistor Element Material:Ceramic; Body Diameter:25.4mm; Body Length:50.8mm; Operating Temperature Range:+25°C to +350°C; Series:250