ISO Bare Shaft Pumps

Stalker Pumps, based in Perth, WA, have been manufacturing high-quality pumping solutions since 1923. MTP supplies the full range of Stalker ISO 2858 pumps, spare parts and custom-built units produced at the Perth foundry.

The Stalker ISO Hydraulic Bare Shaft Pump is engineered to ISO 2858 and ISO 5199 standards and is purpose-designed for hydraulic-drive applications across mining, construction, chemical transfer and general industry. This hydraulic configuration is optimised for direct mounting to hydraulic motors, offering a compact, efficient and reliable option for mobile or remote operations.

Available materials include cast iron, aluminium bronze and 316 stainless steel, with carbon/ceramic/NBR unbalanced mechanical seals. The ISO range is offered in multiple configurations, including bare shaft, hydraulic bare shaft, direct-coupled and motor-pump assemblies.

Pump manufactured to ISO 2858 and 5199 standards
Back pull out facility
Max operating pressure 1600kPa (up to 2500kPa available on request)
Max speed 1800–3600rpm (dependent on pump model)
Max temp with standard mechanical seal shaft sealing arrangement is -10°C to 120°C
Heavy duty shaft
Head up to 160m
Range of construction material including austenitic iron, stainless steel, duplex, alloy 20, 27% chrome cast steel
Flow up to 250L/s

Mining
Mineral process
Irrigation
Circulation of liquids
Commercial pools
Dust suppression
Chemical transfer
Sea water transfer
Construction

ISO-compliant bare shaft pumps for custom drive setups