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Progressive Cavity Pumps and Pump Parts

Welcome to Progressivecavityparts.com, a leader in replacement progressive cavity pump parts such as rotors, stators, seals, and more for popular OEM brands like Moyno®, Tarby®, Netzsch®, Continental®, Seepex® and Allweiler®. Progressivecavityparts.com also carries a full line if fully-assembled and ready-to-ship Progressive Cavity Pumps for immediate sale.

The advantages to the Progressive Cavity Pump design of a helical rotor and/or eccentric screw design alows for working in the most difficult pumping environments such as wastewater reclaimation, drilling and fracking, oil-transfer and sludge and biosolids pumping to to the low-shear solids-handling capabilities of this special pump.

The choice of over 400 wastewater facilities

Over 400+ wastewater facilities in North America currently utilize Liberty replacement pc pump parts in their daily operations and have saved hundreds of thousands of dollars! From large Municipal City Wastewater Treatment facilities to small townships and privately run operations, Liberty Process can save your budget. Our drop-in aftermarket parts provide optimal service for a fraction of the cost of OEM replacement pump parts

Aftermarket Progressive Cavity Pump Parts

Replacement PC Rotors and PC Stators

Liberty Process Equipment is a supplier of new progressive cavity pump stators in materials such as buna nitrile, natural rubber, EPDM, Viton® and more. Progressive Cavity Pump Rotors in both standard and stainless steels with chrome and hard chrome finishes are available.

Exotic rotor coverings such as Ductil are available. All Liberty pumps and parts come with a full money-back guarantee for your total satisfaction.

Aftermarket PC Pump Parts

Same Day Parts Shipping

Liberty Process Equipment, Inc.We offer same-day shipment of our pumps and pump parts in North America with our 24-Hour emergency service. Our goal is to meet your pump and part requirements and ensure you have little or no downtime. If you are outside North America, please feel free to contact us for assistance through Libertyprocess.com. Just call us at 847-640-PUMP (7867). We are ready to meet your needs.

Parts work with:

*OEM Manufacturers Aftermarket Replacements
Mfr. Series PC Parts Brand Stocked?
*Moyno® J Series* Justice Series Yes
  L Series* Liberty Series Yes
  500 Series* American Series Yes
  2000 Series* Millennium Series Yes
*Tarby® Century 3 Series* Liberty Series Yes
  Century 4 Series* Justice Series Yes
  Century 5 Series* Millennium Series Yes
*Seepex® BN Series* Victory VBN Series Yes
  MD Series* Victory VMD Series Yes
*Continental® CP Series* American Series Yes
  CL Series* Liberty Series Yes
  CG Series* Millennium Series Yes
  CM Series* Liberty Series Yes
*Allweiler® AE Series* American Series Yes
  SEP Series* Liberty Series Yes
  ANP Series* Liberty Series Yes
  ADP Series* Liberty Series Yes
*Monoflo® AE Series* American Series Yes
  ML Series* Liberty Series Yes
  XL Series* Liberty Series Yes
*Roper® 70200 Series* American Series Yes
  70400 Series* Liberty Series Yes

*All part numbers, product lines and/or descriptions are for reference purposes only.

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  • Progressive Cavity Pumps
  • Liberty Progressive Cavity Pumps

    Liberty Process Icon Liberty Series

    The Liberty Series of LL-Frame Pumps and Pump Parts is our most popular PC pump series for general to difficult pumping applications from 0 - 391 GPM and represents the best value in drop-in replacement progressive cavity pumps and spare pc pump parts.

  • Millennium Series Progressive Cavity Pumps

    Liberty Process Icon Millennium Series

    The Liberty Millennium Series Heavy Duty PC Pump is ideal for high viscosity liquids and heavy waste solids and other abrasive pumping applications such Thickened Waste Activated Sludge Removal (TWAS) in water treatment facilities from 0 - 788 GPM.

  • American AP Progressive Cavity Pumps

    Liberty Process Icon American AP Series

    The American Progressive Cavity Wobble-Pump series from Liberty Process Equipment offers the best value available on the pump market for a progressive cavity pump for flows from 0 - 53 GPM and pressures up to 150 psi.

  • American APM Progressive Cavity Pumps

    Liberty Process Icon American APM Series

    The American APM Series Close-Coupled Progressive Cavity Wobble Pump from Liberty Process Equipment offers the best value available on the pump market for a progressive cavity pump for flows from 0 - 1.9 GPM and pressures up to 150 psi.

  • Justice Progressive Cavity Pumps

    Liberty Process Icon Justice Series

    The Justice Series Open Hopper Style Progressive Cavity Pumps represent an ideal pumping solution for viscous solutions and those with high solids contents such as sludges and slurrys, wine must, food waste, polymers, pulp and paper and other low flow-able pumping mediums.

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Victory VBN Series 1-12 Viton Progressive Cavity Pump Stator -Two Stage 2LL8 PC Pump Stator-Stainless Steel
Sold Individually $443.00
Sold Individually $1,597.00
Victory VBN Series 1-12 Viton Progressive Cavity Pump Stator -Two  Stage 2LL8 PC Pump Stator-Stainless Steel
Victory VBN Series 1-12 Viton Progressive Cavity Pump Stator -Two  Stage Buna Nitrile with Stainless Steel Casing
LL4 PC Pump Drive End Assembly - Stainless Steel APM44 Wobble Stator Pump
Sold Individually $2,205.00
Sold Individually $915.00
LL4 PC Pump Drive End Assembly - Stainless Steel APM44 Wobble Stator Pump
Stainless Steel w/Threaded Connections -  0-15 GPM
LL8 Connecting Rod Kit - Steel 1LL6 PC Pump Rotor
Sold Individually $372.00
Sold Individually $792.00
LL8 Connecting Rod Kit - Steel 1LL6 PC Pump Rotor
Steel Chrome Plated Stainless Steel