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Piston Cup for Thomas 2619, 2621, and 2639 Compressors

Item #: PC-19 
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This is the replacement piston cup designed for use with Thomas 2619, 2621 and 2639 Compressors. The piston cup seal should be replaced regularly for optimal air compressor performance. 

  • Essential for the operation of compressor pump
  • Fits Thomas 2619, 2621 and 2639 Compressors

To keep your Thomas 2619, 2621 or 2639 Compressor performing optimally, purchase the replacement piston cup.