Staffa HMP Radial Piston Pump
Staffa HMP fixed displacement radial piston pumps for marine steering and winches. Rotary hydraulic fluid power under HTS 8413.60.0040. High starting torque capability.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If reversible radial piston motor
Staffa units often dual-function as motors under power engines.
If ship loading/unloading pumps
Cargo handling machinery pumps have specific classifications.
If vessels' hydraulic pumps
Pumps integral to vessels classify as vessel parts.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Marine classification society approvals (e.g
• DNV, ABS) documentation
• Crescent piston arrangement technical specs verification
• Saltwater compatibility testing reports for hydraulic fluid claims
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