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D-SRL, D-SRL-C & Heavy Duty Slurry pumps

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The D-SRL is an original Allis Chalmers® design, later incorporated by Denver and Gould's. It is a heavy duty slurry pump available in a variety of materials. It is incredibly easy to maintain and reliable with extra thick liners. The optional shear impeller allows this pump to outperform others in high froth situations.

Standard Features:

Rubber lined pumps are available in Natural / Neoprene / Hypalon / Urethane
Metal pumps are available in high chrome / 316 stainless steel / CD4MCu
Fully Hardened 420 stainless steel shaft sleeves
The metal pump design facilitates easy and quick impeller, wear plate and casing maintenance
Five (5) discharge flange positions to suit discharge pipe arrangements
Overhead V-belt drive motor arrangement
Stainless steel water seal bushing design to restrict entry of slurry into stuffing box
Stainless steel gland and includes Dynapro Premium Kevlar slurry packing
Direct replacement pump, all parts interchangeable with the OEM to Direct replacement pump, all parts interchangeable with the OEM including ITT Goulds and Allis Chalmers®
Dynapro offers 28% high chrome suction wear plates
Lip design on Gland and Suction liners better wet end sealing

Heavy Duty Application Features:

Metal SRL
All metal construction for high-pressure applications
Attaches to standard SRL pump frame
Innovative and simple 3 piece wet end construction for ease of maintenance and reduction of parts inventory
3-Piece design reduces maintenance time by 50%
Wear components available in a variety of materials
Thicker casing sections for even longer wear life
Impeller pump out vanes for improved stuffing box sealing
Detachable stuffing boxes available in a variety of material


Abrasion resistant
Complete selection of elastomers
Rubber Lined SRL:

Natural Rubber
Metal SRL:

28% High Chrome
316 Stainless Steel
Custom Materials available


2x2x10 to 16x14x34
Optional 3-piece design for ease of maintenance

Allis Chalmers®, Goulds, Denver
Visit HERE our complete Mechanical Seals Catalogue.
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