High Durometer Polyurethane Tubing | Parker Series HUM - Metric

NOTICE: Parker Parflex division will discontinue offering Series U Polyurethane Tubing August 1, 2019.

The recommended replacement is likely the new Series 95U, available July 1, 2019.

High Durometer (Metric) Polyether Base


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  • 95 Shore A durometer or greater
  • Excellent kink and abrasion resistance
  • Excellent hydrolytic stability
  • Flexible and easy to assemble onto designated fittings
  • Polyurethane tubing exhibits the elongation and recovery characteristics of rubber and the chemical resistance associated with plastics

Sizes and Specifications

Part Number Tube O.D. (mm) Tube I.D. (mm) Average Wall Thickness (mm) Working Pressure (psi, at 73°F/23°C) Minimum Burst (psi, at 73°F/23°C)
HUM-4-XXXX 4 2.4 0.80 180 540
HUM-6-XXXX 6 4.0 1.00 180 540
HUM-8-XXXX 8 5.0 1.50 180 540
HUM-10-XXXX 10 6.5 1.75 180 540
HUM-12-XXXX 12 8.0 2.00 180 540


Maximum Working Pressure (bar)



  • The suggested operating temperature range for service at rated pressures with compatible fluids is -40°F to 180°F (-40°C to 82°C)


Use with The Following Parker Fittings

  • Flow Control
  • Prestolok Brass
  • Prestolok Composite

A tube support should be used with this tubing for maximum holding power where end loading, vibration or pressure spikes may occur. See compatibility chart for plastic tubing with fittings.



How to Order