APR Series - Self Priming Bare Shaft Pumps, Standard Duty

Manufactured in Australia, the Stalker Pumps range of self priming pumps are industry leading self priming pumps. Available in a range of material and sizes, they are a reliable pump that is easy to maintain.

The Stalker Pumps self priming range is also available in close coupled and long coupled configurations, engine and electric driven, as well as base and trailer mounted options.

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APR Series - Self Priming Bare Shaft Pumps, Standard Duty

Features
Tech Specs

Self priming eliminates the need to pre-fill the pump before operation as with centrifugals.
The proven mechanical design provides excellent reliability and easy service maintenance.
The primary design application is for dewatering.
Major components manufactured from heavy section castings in materials to suit application.
Highly durable rotating element designed using AS2837-316 stainless steel for shafts, sealed for life, regreaseable or oil fed long life bearings, DIN 24960 rubber bellows type mechanical seals with a variety of seat face options, both open and closed impeller designs available.
Fasteners – 8.8 grade high tensile zinc coated and stainless steel 316 grade.
Direct coupled units fitted with heavy duty pin bush or flexible tyre coupling fully enclosed in an anti-scatter guard.
Pulley drive option features a heavy duty double row bearing fitted for overhung loading.
Various material options available.

Part number	Suction (mm)	Discharge (mm)	Impeller Diameter (mm)	Shaft Diameter (mm)	Seal Size (in)	Pedestal
25APR	32	25	117/121	24	1.25	09
32APR	40	32	150	24	1.25	09
50APR	50	50	149	25.4	1/1.375/1.625	09
65APR	65	65	180/212	31.75	1.375	10
80APR	80	80	125/135/148	28.57	1.375/1.625	10
100APR	100	100	210/212/227	38.09	1.625	11
150APR	150	150	267	40	1.57	12
250APR	300	250	405	70	3.94	–
4050 FIREJET	50	40	149	24	1/1.375	10