MOYNO 33301 Progressive Cavity Pump

MOYNO 33301 Progressive Cavity Pump – Bare Shaft, Cast Iron, 3/4” NPT, Buna Seal

Model: 33301
Brand: MOYNO
Series: 500 Series 300 Pump End Only

Product Overview:
The Moyno 33301 is a bare-shaft progressive cavity pump designed for flexible integration into custom systems. Engineered for consistent, low-shear fluid handling, this pump delivers precise, pulseless flow across a wide range of fluid types—from clean water to viscous or abrasive media. Its compact size, durable construction, and minimal maintenance requirements make it ideal for demanding industrial environments.

Key Features:

Bare Shaft Design: Allows for integration with your preferred drive or motor system.

Reliable Performance: Progressive cavity operation ensures steady, non-pulsating flow—ideal for metering and handling shear-sensitive fluids.

Durable Construction:

·       Pump Body: Rugged cast iron housing

·       Rotor: Chrome-plated 416 stainless steel for enhanced wear resistance

·       Stator: Buna-N elastomer for chemical compatibility

·       Seal: Carbon/ceramic mechanical seal with Buna components

·       Shaft: 416 stainless steel

Self-Priming: Capable of 25 ft. suction lift when wetted and properly installed

Low Maintenance: No valves or timing gears; fully sealed, pre-lubricated dual ball bearings for extended service life

Specifications:

·       Port Size: 3/4" NPT suction and discharge

·       Temperature Range: Up to 160°F

·       Max Pressure & Flow: Dependent on motor selection

·       Pump Type: Progressive cavity, positive displacement

·       Seal Type: Mechanical (carbon/ceramic)

Applications:

·       Chemical processing

·       Wastewater and sludge transfer

·       Food, beverage, and cosmetic production

·       Industrial slurries, resins, and polymers

·       Metering and dosing thick or abrasive fluids

Why Choose the Moyno 33301?
Ideal for OEMs or custom installations, this bare-shaft pump offers long-lasting, reliable performance in a compact and adaptable form. It's built to handle demanding fluids while keeping maintenance and downtime to a minimum.