Mud Pump Piston Assembly for Drilling Rigs
High-pressure piston assemblies for mud circulating pumps on boring rigs, essential for removing cuttings during sinking. Classified under 8431.43.80.90 for parts of 8430.41/8430.49 machinery.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If for general liquid pumps
Pump parts not principally for boring machinery classified with pumps in 8413.
If parts for 8426/8429 machinery pumps
Pump parts for cranes/other equipment shift to different 8431 subheading.
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Import Tips & Compliance
• Certify pressure ratings (≥5000 PSI) typical for oilfield boring applications
• Link to specific mud pump models used in 8430-series rigs via OEM docs
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