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LL8 Parts and Parts Kits LL8 PC Pump Stators
LL8 PC Pump Rotors

LL8 Pumps and Parts

LL8 Series Drilling Mud and Slurry Pump

The LL8 series of progressive cavity pumps and pump parts are supplied as 100% drop in aftermarket replacement parts for your Moyno® L8-Frame and Tarby® TL8 Frame and Continental CL8 pumps.The Liberty LL8 Series PC Pump is a standard flanged pump made in cast iron or 316 stainless steel. Pump casings and designed in 1, 2, and 3 stages for 75, 150 and 225 psi discharge pressures and a Flow rate of (11.7 gallons/100 revolutions) 15 up to 100 GPM.

LL8 L-Frame Pump Views

Download informational PDF's below

LL8 Pump Information LL8 Flow Rate Curves LL8 Pump Dimensional Drawings
LL8 Flow Rate

The pump unit is a modular design with simple hardened pinned joint drive assembly. The LL8 Rotors are typically hardened tool steel or 316 stainless steel with a hard chrome plating for long life in abrasive pumping applications. All other wetted parts are either carbon steel or 316 stainless steel.

The Liberty unit is a low-cost, maintenance free, dependable drop-in replacement progressive cavity pump. Parts such as Rotors, Stators, Connecting Rods, Seals, Gasketery and more are all available as quality aftermarket replacement pump parts for your existing pump assembly.

*Neither Progressivecavityparts.com nor its parent companies nor their replacement aftermarket progressive cavity pump parts are representative, affiliated or associated with Moyno®, Tarby®, Netzsch®, Continental®, Seepex®, Roper® or Allweiler® or their respective parent corporations. All part numbers, product lines and/or descriptions are for reference purposes only.

  • LL8 Pump Casings and Supports

    LL8 Pump Casings and Supports

    LL8 Series Pump Casings and Supports in Cast Iron, Steel and Stainless Steel are available for your pumping requirements. Pumps can be assembled with a variety of materials for a customized pumping solution for you. Contact us for details.

  • LL8 Pump Stators

    LL8 Pump Stators

    Stators are available in many elastomer materials such as Buna, natural rubber, EPDM and Viton.

  • LL8 Pump Rotors

    LL8 Pump Rotors

    Rotors are typically hardened tool steel or 316 stainless steel with a hard chrome plating specification. All other wetted parts are either carbon steel or 316 stainless steel.

  • LL8 Pump Parts Kits

    LL8 Pump Parts Kits

    The Liberty LL8 Progressive Cavity Pump parts are direct progressive cavity pump part replacements that work with the Moyno® L8 series, the Tarby® TL8 series and Continental® CL8 Series*.

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LL8 PC Pump Bearing Lock Washer LL8 PC Pump Bearing Lock Nut LL8 PC Pump Drive Pin Washer
Sold Individually $11.00
Sold Individually $20.00
Sold Individually $22.00
LL8 PC Pump Bearing Lock Washer LL8 PC Pump Bearing Lock Nut LL8 PC Pump Drive Pin Washer
Steel Steel Plastic
LL8 PC Pump Connecting Rod Washer LL8 PC Pump Shaft Pin LL8 PC Pump Rotor Pin
Sold Individually $24.00
Sold Individually $28.00
Sold Individually $28.00
LL8 PC Pump Connecting Rod Washer LL8 PC Pump Shaft Pin LL8 PC Pump Rotor Pin
Buna Nitrile Rubber Steel Steel
LL8 PC Pump Radial Grease Seal LL8 PC Pump Thrust Grease Seal LL8 PC Pump Packing Gland Insert
Sold Individually $28.00
Sold Individually $30.00
Sold Individually $32.00
LL8 PC Pump Radial Grease Seal LL8 PC Pump Thrust Grease Seal LL8 PC Pump Packing Gland Insert
Steel and Buna Nitrile Steel and Buna Nitrile Steel
LL8 PC Pump Drive Pin Retaining Screw LL8 PC Pump Drive Pin Retaining Screw - Stainless Steel LL8 PC Pump Shaft Pin-Stainless Steel
Sold Individually $36.00
Sold Individually $42.00
Sold Individually $44.00
LL8 PC Pump Drive Pin Retaining Screw LL8 PC Pump Drive Pin Retaining Screw - Stainless Steel LL8 PC Pump Shaft Pin-Stainless Steel
Steel Stainless Steel Stainless Steel
LL8 PC Pump Rotor Pin-Stainless Steel LL8 PC Pump Bearing Spacer LL8 PC Pump Packing Gland Insert
Sold Individually $44.00
Sold Individually $46.00
Sold Individually $58.00
LL8 PC Pump Rotor Pin-Stainless Steel LL8 PC Pump Bearing Spacer LL8 PC Pump Packing Gland Insert
Stainless Steel Steel Stainless Steel
LL8 PC Pump Collar Pin Retainer LL8 PC Pump Lantern Ring LL8 PC Pump Lantern Ring 2-Piece Set
Sold Individually $102.00
Sold Individually $105.00
Sold Individually $105.00
LL8 PC Pump Collar Pin Retainer LL8 PC Pump Lantern Ring LL8 PC Pump Lantern Ring 2-Piece Set
Steel Steel Teflon
LL8 PC Pump Packing Gland LL8 PC Pump Bearing Cover Plate LL8 PC Pump Radial Bearing
Sold Individually $110.00
Sold Individually $116.00
Sold Individually $120.00
LL8 PC Pump Packing Gland LL8 PC Pump Bearing Cover Plate LL8 PC Pump Radial Bearing
Cast Iron Milled Cast Iron Steel
LL8 PC Pump Collar Pin Retainer - Stainless Steel LL8 PC Pump Packing Set LL4 Connecting Rod Kit - Stainless Steel
Sold Individually $134.00
Sold Individually $140.00
Sold In Kit Form $242.00
LL8 PC Pump Collar Pin Retainer - Stainless Steel LL8 PC Pump Packing Set LL4 Connecting Rod Kit - Stainless Steel
Stainless Steel Graphite Impregnated PTFE Stainless Steel
LL8 PC Pump Reducer LL8 PC Pump Packing Gland - Stainless Steel LL8 Connecting Rod
Sold Individually $272.00
Sold Individually $298.00
Sold Individually $338.00
LL8 PC Pump Reducer LL8 PC Pump Packing Gland - Stainless Steel LL8 Connecting Rod
Steel Stainless Steel Steel
LL8 Stator Support Foot LL8 Suction Body Support LL8 Connecting Rod Kit - Steel
Sold Individually $400.00
Sold Individually $400.00
Sold Individually $465.00
LL8 Stator Support Foot - Cast Iron LL8 Suction Body Support LL8 Connecting Rod Kit - Steel
Cast Iron Cast Iron Steel