National Turbine Corporation products

Number of Stages : 1 through 5. Inlet Connection : 2 7/8 Pipe, (optional) 2 1/2 NPT or 3" (76.2 mm) Flange, ASA 125# Drillinc. Outlet Connection : 2 7/8 Pipe, (optional) 2 1/2 NPT or 3" (76.2 mm) Flange, ASA 125# Drillinc. Operating Speed : 3550,7050 or 8180 RPM. Maximum Casing Pressure 15 PSIG (1.05 kg/cm2). Seals (air) : Labyrinth. Bearings : Ball, 10-Year Minimum Life Per AFBMA B-10 Standard (Made in U.S.A.). Lubrication : Grease. Impeller Diameter : 11" "(279.4 mm). Impeller Tip Speed : 23557 FPM at 8180 RPM. Drive Type : Belt drive or direct coupled. Max. Vibration Spec .0.48 in/sec (ISO overall spec), 3.0 mils peak to peak. Shaft End : .7/8" (22.3 mm) Diameter, Inlet Drive Standard. Noise Level : .Compliant With OSHA Standards (Certified test available).

Number of Stages : 1 through 6. Inlet Connection : 5" Tube or ANSI Flange. Outlet Connection : 5" ANSI Flange. Operating Speed : 3525 RPM. Maximum Casing Pressure : 15 PSIG. Bearings : Ball, self—aligning, flange mount, Life per ABMA B-10 standard Grease. Lubrication : Grease. Impeller Diameter : 19" (483mm). Impeller Tip Speed : 18,534 FPM (5344m/min). Drive : Direct coupled (belt drive available). Drive Shaft Diameter : 1.63" at coupling (41mm). Impeller Balance : Individually dynamically balanced to ISO Standards.

Filter Area: 74 Square Feet Filter Material: Singed Polyester - Other Materials Available Filter Design: Inverted Bag - Snap Bottom Shaker Mechanism: Manual Transverse - Standard Automatic Shaker - Optional Dust Bucket: 2.7 Cubic Foot "Feather-Lite" Corrosion-Proof, Molded High Density Polyurethane, Translucent To View Dirt Level. Steel 4.0 Cubic Foot Bucket - Optional Tank Construction: 12 Gauge Rolled Steel Stainless Steel Construction - Optional Frame Construction: 12 Gauge, Reinforced Plate Steel Finish: Epoxy Enamel Tank Inlet: Size & Position - Per Customer Requirements Tank Outlet: Top Side 5-Inch Tube - Standard Exhauster: M30 Series Industrial, 4 Bearing Exhauster, Constant Vacuum, Self Regulating Flow, High Performance Cast Aluminum Impellers

We supply a wide range of parts to keep your vacuum system tank in top condition. Clean filter bags and air tight gaskets help assure peak performance from your vacuum system.

Number of Stages : 1 through 10 Inlet Connection : 5” (127 mm) Flange, ASA 125# Drilling Outlet Connection : .5” (127 mm) Flange, ASA 125# Drilling Operating Speed : 3550 RPM Maximum Casing Pressure : 20 PSIG (1.41 kg/cm2) Seals (air) : Labyrinth Seals (gas) : Packing Gland (Special Seals Available) Bearings : Ball, 10-Year Minimum Life per AFBMA B-10 Standard (Made in U.S.A.) Lubrication : Grease (Standard) or Oil (Optional) Impeller Diameter : .22” (558.8 mm) Impeller Tip Speed : 20,447 FPM (6,232 m/min) First Critical Speed : 4505 RPM (10 stages) Direct Drive : Direct Coupled (belt drive available) Max. Vibration Spec : 0.25 in/sec (ISO Overall Spec.), 1.25 Mils Peak to Peak Shaft End : 1.625” (41.28 mm) Diameter, Inlet Drive Standard Noise Level : Compliant With OSHA Standards (Certified test available)