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Midwest Control CSL-825-050HCB Compact Vacuum Filter, Polyester Element, 5 Microns, 18 SCFM, -15 Degree F to 200 Degree F, 3-3/4' x 3-5/8', 1/2' FPT: Industrial & Scientific. Midwest Control CSL-825-050HCB Compact Vacuum Filter, Polyester Element, 5 Microns, 18 SCFM, -15 Degree F to 200 Degree F, 3-3/4" x 3-5/8", 1/2" FPT: Industrial & Scientific. Vacuum Pumps, P.D. Side Channel Blowers, Rotary Vane, Screw and Piston Vacuum Pumps, Vacuum Packaging Equipment, Vacuum Lifters, Intake Suction Filters, Pneumatic Conveying Systems, Soil Venting/Remediation, Remote Installations for Piston and Screw Compressors, Printing Industry, Factory Automation Equipment, Leak Detection Systems, Woodworking, Medical Vacuum Pumps, Vacuum Level: 1x10 -3mmHg (1.3 x10-3 mbar), Polyester: 99%+ Removal Efficiency Standard to 5 Micron, Brazed Fittings for High Vacuum Duty Stainless Steel Torsion Clip for Durability, Low Pressure Drop, All Steel Construction W/Baked Enamel Finish & Seamless Drawn Housings, Temperature: -15°F to 200°F, Large Dirt Holding Capacity and Easy Field Cleaning Especially When Mounted Horizontally or Inverted. 。 。 。