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Showing all 8 results
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Drop-In ReplacementFlowserve SIHI LPHFlowserve* SIHI* LPH Series Aftermarket Replacements: NES NTS Series – Dual Stage, Port Plate, Liquid Ring Vacuum Pumps
NES Company Inc. is proud to offer our NTS Series two stage 65-4200 CFM port plate liquid ring vacuum pumps. These pumps are designed as aftermarket drop-in aftermarket replacements of Flowserve* SIHI* LPH* two-stage vacuum pumps with a low maintenance, simple and reliable design capable of handling a variety of gasses over a wide range of suction pressures. All NES NTS two-stage port-plate liquid ring vacuum pumps are factory performance tested and have a one-year warranty against manufacturer’s defects.
We have directly interchangeable aftermarket parts with the Flowserve* SIHI* LPH.
*NES Company is an independent manufacturer and distributor not affiliated with, endorsed by, or sponsored by any company mentioned. All companies, brand names, and model designations are the property of their respective owners.
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Drop-In ReplacementNASH Classic SCNash* SC Series Aftermarket Replacements: NES NC Series – Single Stage, Single Cone, Liquid Ring Vacuum Pumps, and Compressors
NES Company is proud to offer our NC Series conical lobe design single stage liquid ring vacuum pumps and compressors. The 7.5-150 HP single stage liquid ring vacuum pumps have been designed to be aftermarket drop-in replacements for classic Nash SC pumps*. NES NC vacuum pumps and compressors are factory performance tested and include a 2-year warranty.
We have directly interchangeable parts with the NASH Classic SC*.
*NES Company is an independent manufacturer and distributor not affiliated with, endorsed by, or sponsored by any company mentioned. All companies, brand names, and model designations are the property of their respective owners.
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Drop-In ReplacementNASH Classic Vectra XLNash* XL Series Aftermarket Replacements: NES NX Series – Single Stage, Single Cone, Liquid Ring Vacuum Pumps, and Compressors
Our NX Series are designed as aftermarket drop-in replacements for the Nash classic XL series vacuum pumps and compressors. The single cone liquid ring vacuum pump and compressor is designed to have only one moving part to induce maximum mechanical stability with maximum reliability. We offer versions with capacities ranging from 60-940 CFM up to 28” Hg of vacuum and 30 psig of compression.
We have directly interchangeable aftermarket parts with the NASH Classic Vectra XL*.
*NES Company is an independent manufacturer and distributor not affiliated with, endorsed by, or sponsored by any company mentioned. All companies, brand names, and model designations are the property of their respective owners.
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Drop-In ReplacementNASH Classic ATNash* AT Series Aftermarket Replacements: NES NAT Series – Dual Stage, Dual Cone, Liquid Ring Vacuum Pumps
NES Company is proud to offer our 20-150 HP NAT Series two stage vacuum pumps as an economical option for industrial applications. These vacuum pumps have been designed from the ground-up as exact aftermarket replacements for classic Nash AT two stage vacuum pumps. These pumps also come with a 2-year warranty against manufacturer’s defects.
We have directly interchangeable aftermarket parts with the NASH Classic AT*.
*NES Company is an independent manufacturer and distributor not affiliated with, endorsed by, or sponsored by any company mentioned. All companies, brand names, and model designations are the property of their respective owners.
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Drop-In ReplacementGraham 1PV/2PVGraham* 1PV / 2PV Series Aftermarket Bolt-in Replacements – NPV Series: Port Plate, Two Stage, Liquid Ring Vacuum Pump
Our NPV cast iron base-mounted liquid ring vacuum pumps are built for demanding deep vacuum applications requiring two-stage liquid ring technology. Select models are bolt-in replacements for Graham* PEPVAC* (1PV/2PV), Edwards SHR*, and Busch* LB* series vacuum pumps, providing smooth transition replacements and decreased downtime. Standard construction is cast iron with optional Stainless Steel construction. These rugged two-stage pumps range from 400–2,900 CFM, delivering consistent performance across a wide vacuum range. NES NPV vacuum pumps are performance tested and include a 1-year warranty against manufacturing defects.
*NES Company is an independent manufacturer and distributor not affiliated with, endorsed by, or sponsored by any company mentioned. All companies, brand names, and model designations are the property of their respective owners.
Bolt-In Replacement Graham 1/2PV -
Drop-In ReplacementNASH Classic TCM/TCNash* TCM / TC Series Aftermarket Replacements: NES NTC Series – Dual Stage, Single Cone, Liquid Ring Vacuum Pumps
NES Company Inc. is proud to offer our NTC Series Two Stage Single Cone Vacuum Pump as a drop-in aftermarket replacement for the Nash* classic* TCM* and TC* series vacuum pumps. This series covers ranges of 10-150 HP and 70-2800 CFM, reaching up to 29” Hg of vacuum. All NES NTC two stage single cone vacuum pumps are factory performance tested and come with a 2-year warranty against manufacturer’s defects.
We have directly interchangeable aftermarket parts with the NASH* Classic TCM/TC.
*NES Company is an independent manufacturer and distributor not affiliated with, endorsed by, or sponsored by any company mentioned. All companies, brand names, and model designations are the property of their respective owners.
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NSP Series – Dry Screw Vacuum Pumps
Experience powerful performance with NES NSP Series Dry Screw Vacuum Pumps—engineered for zero carryover, and total process isolation. With variable pitch rotor design, these dry-running pumps deliver superior efficiency and thermal stability even under harsh chemical conditions. No sealing fluid, no compromise—just clean, precise, industrial vacuum performance at its best.
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Drop-In ReplacementEdwards LR1BEdwards* LR1B Series Aftermarket Replacements: N1B Series Liquid Ring Vacuum Pumps
Our N1B Series single-stage liquid ring vacuum pumps are engineered as bolt-in replacements of the Edwards LR1B Series for deep vacuum performance in demanding industrial environments. With capacities from 2,300 to 56,500 CFM, these cast iron pumps are ideal for handling vapors, saturated gases, and light liquid carryover. Designed for reliability and low maintenance, the N1B Series serves industries such as chemical, pharmaceutical, power generation, and environmental processing.
*NES Company is an independent manufacturer and distributor not affiliated with, endorsed by, or sponsored by any company mentioned. All companies, brand names, and model designations are the property of their respective owners.
Bolt-In Replacement Edwards LR1B