RP151FK251KK

250Ohm, 50 Watt, ±10% Tolerance | Military-grade tubular ceramic vitreous-enamel power rheostat/potentiometer featuring an enclosed manual mechanical rotary wirewound track layout and a 1/4" round smooth shaft, optimized for enclosed high-vibration equipment panels and dust-sealed control chassis | Industry Exact Equivalents: Ohmite RP151FK251KK, Memcor RP151FK251KK, Ohmite Model K Enclosed Rheostat, Military Number: MIL-R-22 / RP151FK251KK, National Stock Number: NSN 5905-00-244-1249