MATERIAL IS STEEL; DESIGN TYPE IS TUBULAR; THREADED; THREAD SIZE 0.138-40; THREAD SERIES UNF; THREAD CLASS 3A; THREAD LENGTH 0.215 IN. MIN AND 0.230 IN. MAX; THREAD DIRECTION IS RIGHT HAND; OUTSIDE DIA 0.231 IN. MIN AND 0.232 IN. MAX; LENGTH 0.600 IN.; ORIFICE DIAMETER 0.020 IN. MIN AND 0.021 IN.MAX