The 81 3076TC from Smiths Interconnect is a Resistor with Resistance 10 to 350 Ohms, Power Rating 250 W, Tolerance ±5%. Tags: Tab & Cover, 10 to 350 Ohms, 25 to 250 Ohms, 40 W, Flanged Thick Film RF Resistor. More details for 81 3076TC can be seen below.