SP SPR Vertical Sump Pump
PPumps of Types SP and SPR are vertical centrifugal slurry pumps, submerged in liquid, designed for handling abrasive, coarse-particle, high-concentration slurries.
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Product Introduction
Pumps of Types SP and SPR are vertical centrifugal slurry pumps, submerged in liquid, designed for handling abrasive, coarse-particle, high-concentration slurries. They operate reliably without any shaft seals or seal water, even under insufficient suction conditions.
The pump body of Type SP is made of wear-resistant metal, and its impeller is made of wear-resistant metal, rubber, or polyurethane.
All components of Type SPR that are submerged in liquid are lined with rubber, making them suitable for transporting corrosive slurry.
Model Meaning
40PV-THSP /THSPR
40 – Discharge diameter (mm)
PV – PV type bearing assembly
SP – vertical sump pump
SPR – Rubber-lined vertical sump pump
Structure Drawing

1. Shaft 2. Labyrinth gland 3. Bearing 4. Bearing guard 5. Bearing body 6. Bearing 7. Bracket 8. Strainer 9. Rear guard plate 10. Impeller
11. Pump body 12. Low strainer 13. Disgorge tube 14. Folio disgorge flange 15. End cap 16. Lowend cap