60337 HEAVY DUTY BULKHEAD FITTING 2" FNPT DOUBLE THREADED 3-1/4" DIAMETER HOLE REQUIRED FOR INSTALLATION. BODY AND THICK RUBBER GASKET GO INSIDE THE TANK AND THIN PLASTIC WASHER AND
REVERSE THREADED NUT ARE OUTSIDE THE TANK WALL. SUCTION ELBOW INCLUDED FOR MOUNTING ON VERTICAL SURFACE