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Flowserve SIHI LPH Series Replacements: NES NTS Series – Dual Stage, Port Plate, Liquid Ring Vacuum Pumps

The NTS series vacuum pumps range from 65 to 4200 CFM, offering robust performance and high-quality standard mechanical seals for reliable sealing and low shaft friction. These pumps are constructed to deliver a long service life and provide a wide selection in power, ultimate vacuum level, and flow capacity. All NES vacuum pumps undergo rigorous factory performance testing and come with a two-year warranty against manufacturer’s defects, ensuring reliability and peace of mind.

About NTS Series

Models: NTS – 110, 140, 180, 300, 350, 400, 500, 600, 800, 1200, 2300, 3300, 4200
Capacity Range: 65 – 4200 CFM
Max Vacuum: 28.9” Hg vac.


Features

  • Wide Range of Suction Pressure. 4” – 28.9“ Hg
  • Standard Construction. Cast Iron with 304 Stainless Steel Impeller and Shaft Mechanical Seals
  • Optional Construction. Full 304 or 316 Stainless Steel
  • Optional Mechanical Seals. Single or Double Cartridge for Enhanced Sealing
  • Configuration Options. Available as a Bare Shaft Pump or Part of an Engineered System
  • Warranty. 2-year Factory Warranty Against Manufacturer’s Defects

Applications

Aerospace Part Manufacturing, Automotive Part Manufacturing, Bioethanol Production, Biofuel, Defense Manufacturing, Environmental, Laboratory and Analytics, Molded Paper Production, Oil & Gas Refining, Petrochemical Synthesis, Pharmaceuticals Manufacturing, Plastic, Rubber, Composite Manufacturing, Pulp & Paper Processing, Semiconductor Manufacturing, Steelmaking, Sugar Processing, Textile and Leather Manufacturing, Tobacco Production, Waterbox Priming

DOWNLOAD SPEC SHEET

NTS Series: Double-Stage Port-Plate Liquid Ring Vacuum Pump Models

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SERIES REPLACES SIHI MAX CFM MAX OPERATING VACUUM [“HGV] INLET [INCH] DISCHARGE [INCH]
NTS-110 LPH-45008 65 28.9 1.5 FL 1.5 FL
NTS-140 LPH-45311 85 28.9 1.5 FL 1.5 FL
NTS-180 LPH-45316 109 28.9 1.5 FL 1.5 FL
NTS-300 LPH-55312 167 28.9 2 FL 2 FL
NTS-350 LPH-55316 201 28.9 2 FL 2 FL
NTS-400 LPH-55320 250 28.9 2 FL 2 FL
NTS-500 LPH-65320 295 28.9 2 3/8 FL 2 3/8 FL
NTS-600 LPH-653237 362 28.9 2 3/8 FL 2 3/8 FL
NTS-800 LPH-75320 530 28.9 2 3/8 FL 2 3/8 FL
NTS-1200 LPH-85340 1059 28.9 4 FL 4 FL
NTS-2300 LPH-95354 2295 28.9 5 FL 5 FL
NTS-3300 LPH-95367 3390 28.9 6 FL 6 FL
NTS-4200 LPH-10534 4238 28.9 8 FL 8 FL

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