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LL12 Series

Grease & Scum Removal and Transfer Pump

Liberty Series Icon The Liberty LL12 Progressive Cavity Pump is an industrial-sized and manufactured heavy-duty progressive-cavity pumping unit for difficult thickened pumping agents such as greases, grease and biosolids in suspension and scum with solids content. The LL12 Series is a standard flanged pump manufactured with cast iron or 316 stainless steel casings and designed in 1, 2, and 3 stages for 75, 150 and 225 psi discharge pressures and is carried in stock. Flow rate (43.5 gallons/100 revolutions).

The LL12 is a modular design with simple hardened pinned joint drive assembly. Rotors are typically hardened tool steel or 316 stainless steel with an applied hard chrome plating for long life in abrasive and erosive applications. All other wetted parts are either carbon steel or 316 stainless steel for added durability.

Stators are available in many elastomer materials such as buna, natural rubber, epdm and viton. The standard seal design is a set of gland packing with Lantern Ring and Flush Connections. Mechanical seal options for the LL12 are readily available.

The Liberty LL12 Progressive Cavity Pump parts are direct aftermarket replacements that work with the *Moyno® L12 Series, *Tarby® TL12 Series and *Continental® CL12 Series.*

Contact a Liberty Process representative today for more information about the LL12 Series.


Liberty Series - LL12 - Technical Data


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The Liberty LL12 PC Pump is an ideal industrial-sized heavy-duty pumping unit for abrasive pumping applications like thickenend grease, scum and slurries.

Liberty LL12 Series Pump Parts

View all of our parts for the Liberty LL12 Series and buy online!

Liberty LL12 Series Pump Parts

Pumps available online

  • Single Stage Progressive Cavity Pump Buna Nitrile Stator/ CP Steel Rotor/ Packing Seal from Liberty Process Equipment.

LL12 Pump Parts Available Online

LL12 Pump Stators available online

SSQ LL12 Pump Stators available online

LL12 Pump Rotors available online

SSQ LL12 Pump Rotors available online

CDQ LL12 Pump Wetted Parts available online

SSQ LL12 Pump Wetted Parts available online

LL12 Pump Frame Assembly available online

LL12 Pump Drive Shaft Assembly available online

LL12 Pump Seals & Bearings available online

LL12 Pump Hardware available online

LL12 Pump Hardware available online

*Liberty Process Equipment, Inc. is not affiliated with nor distributor for Seepex®, Allweiler®, Moyno®, Tarby®, Netzsch®, or Continental Inc.® All referenced product names, brands, models, or part numbers is solely for identification purposes. Seepex® is a registered trademark of Seepex®. Moyno® and Tarby® are registered trademarks of Robins and Myers® and NOV®, Netzsch® Incorporated is a registered trademark of the Netzsch® Group, Allweiler® is a registered trademark of Colfax® Corporations Continental® Pumps is a Trademark of Continental® Ultra Pumps.