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ST4B SELF PRIMING CENTRIFUGAL PUMP SUPER TRASH SERIES

Item No.: ST4B
4'' Self-priming centrifugal, heavy duty solids-handling, medium head pumps with reprime capability, and advanced design and maintenance features.
Description Performance Curve Review
Description
SUMMARIZE
The Motion brand Super Trash (ST4B) series self priming pump has strong solids handling capacity, including solids-containing liquids and slurries. The large volute design allows automatic restart in a fully open system without the need for suction or discharge check valves.

The self-priming pumps are the leading choice for waste treatment applications in industries such as steel and paper mills, mining operations, food processing plants, power plants, automotive plants, tanneries and breweries.
 
This self-priming centrifugal pump is easy to install and maintain. Because they are self-priming, they can be mounted high and dry on the floor, with only a suction line in the liquid - no maintenance crews need to access the oil pan. When service or maintenance is required, it can be easily accomplished with common hand tools. No need to install and align long drive shafts and no cranes or hoists.

Size 3" (80 mm), 4" (100 mm), 6" (150 mm), 8" (200 mm), 10" (250 mm)
Max Capacity 3400 GPM (215 lps)
Max Head 130' (40 m)
Max Solids 3" (76 mm)
Materials of Construction Cast Iron, CD4MCu, Ductile Iron, Stainless Steel

SPECIFICATIONS
Size 4" x 4" (101 mm x 101 mm) NPT - Female
Casing Gray Iron 30
Operating Pressure  Maximum 86 psi (593 kPa)
Semi-Open Type, Two Vane Impeller Ductile Iron 65-45-12
Solids Handling 3" (76,2 mm) Diameter Spherical Solids
Impeller Shaft Alloy Steel 4150
Shaft Sleeve Alloy Steel 4130
Replaceable Wear Plate Carbon Steel 1015
Removable Adjustable Cover Plate Gray Iron 30; 41 lbs. (18 kg)
Seal Plate Gray Iron 30
Flap Valve Neoprene w/Nylon and Steel Reinforcing
Bearing Housing Gray Iron 30
Radial Bearing Open Single Row Ball
Thrust Bearing Open Double Row Ball
Bearing and Seal Cavity Lubrication SAE 30 Non-Detergent Oil
Flanges 125# Gray Iron 30
Gaskets Buna-N w/Compressed Synthetic Fibers, Vegetable Fiber, PTFE, Cork and Rubber.
O-Rings Buna-N
Hardware Standard Plated Steel
Pressure Relief Valve Brass 
Bearing and Seal Cavity  Oil Level Sight Gauges

STRUCTURE


APPLICATIONS



WHY CHOOSE US?
• Complete in-house design & production
• Over 30 years of experience in the market
• Extensive testing facility in-house
• Contemporary & functional design
• Durable & eco-friendly materials
• Custom builds available

Performance Curve
Review
Review

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