Bel-Art Scienceware 404060020 Aluminum Riteflow Mounted Flowmeter, 4 Size, 65mm Scale

Mounted flowmeters with aluminum fittings are economical and have Buna-N, 316 stainless steel and Delrin valves with hose barbs that accept tubing from 8mm (5/16”) to 9.5mm (3/8” I.D., which can be removed for use with female 3.2mm (1/8”)NPT fittings. Specifications: Maximum operating pressure 200 p.s.i.g. and maximum operating temperature 121 degrees C (250F). When used with glass float, air flow range is 28 to 1249 ml/min and water flow range is 0.56 to 26.97 ml/min. With stainless steel float, air flow range is 90 to 2520 ml/min and water flow range is 3.73 to 70.67 ml/min. 65mm scale. Dimensions are 15.8 x 3.2cm wide (6-1/4” x 1-1/4”). 1.6cm (5/8”) mounting holes are located 11.4cm (4-1/2”) center to center.