983 - 1/4" Filter, Regulator, Lubricator with Auto Drain
984 - 3/8" Filter, Regulator, Lubricator with Auto Drain
985 - 1/2" Filter, Regulator, Lubricator with Auto Drain
986 - 3/4" Filter, Regulator, Lubricator with Auto Drain

987 - Mounting Bracket for FRL 983 1/4" and 984 3/8"
988 - Mounting Bracket for FRL 985 1/2" and 986 3/4"