Description
Lincoln Power Master Air Motor 4 1/4 in. Diameter – 82730
SKF / Lincoln Power Master Air Motor 82730
The 82730 is a Power Master Series III reciprocating air motor designed to drive Lincoln/SKF industrial pumps for grease, oil, and other lubrication materials. It is part of the PowerMaster air motor family covered in SKF’s maintenance documentation.
Key Features
Reciprocating pneumatic air motor for pump applications.
Part of the Power Master II and III air motor series.
Heavy-duty industrial design with a 6-inch (152 mm) stroke.
Built for lubrication and material transfer systems used in manufacturing, mining, automotive, and process industries.
Typical Specifications
Operating air pressure: 30 to 200 PSI (2 to 14 bar).
Air inlet: 1/2″ NPTF.
Maximum recommended speed: 75 cycles per minute.
Operating temperature range:-34°C to +93°C (-30°F to +200°F).
Documentation
SKF’s Form 402528 User and Maintenance Instructions specifically covers:
Model 82730
Model 82736
Model 82895
Since you currently have the SKF Power Master manual open, I can also help identify:
Repair kit numbers
Seal kit part numbers
Air valve parts
Troubleshooting (motor won’t cycle, stalls, air leaks, etc.)
Full exploded view and parts breakdown for the 82730







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