NAT PILOT, FACTORY # JOHNSON J990FTW-1, TUBE SIZE 3/16",; FLAME PATTERN LEFT,W/ IGNITER W/ 36" WIRE;HAS FLAME SENSOR # 44-1013;NAT ORIFICE # 26-1673;LP ORIFICE # 26-1674;BLODGETT;OVEN SERIES: DFG 50, 100, 200 & 300;(AFTER 1/1/86), ZEPHAIRE G;WITH SOLID STATE CONTROLS.