Pure Air Nylon Tubing | Parker Series PAT

Ultra Pure Air, UV Resistant

Ultra Pure Air, UV Resistant Nylon Tubing | Parker PAT Series

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  • The tubing choice for pure air systems (semiconductor) due to its cleanliness and excellent chemical and UV light resistance
  • Maintains good resistance to high ambient temperatures with low moisture absorption
  • Manufactured from a specially formulated nylon for use in pure air and gas distribution systems
  • Provides high tensile strength with excellent coupling retention in high pressure, temperature and vibration environments
  • Sizes -2 and -4 are single wall tubing construction
  • Sizes -6 through -12 are reinforced tubing construction

Sizes and Specifications

Part Number Tube O.D. (in) Tube I.D. (in) Average Wall Thickness (in) Working Pressure (psi, at 73°F/23°C) Minimum Burst (psi, at 73°F/23°C)

Minimum Bend Radius (in)

PAT2 1/8 .079 .023 250 1000 .37
PAT4 1/4 .170 .040 300 1200 1.00
PAT6 3/8 .251 .062 350 1400 1.50
PAT8 1/2 .376 .062 235 950 2.00
PAT10 5/8 .441 .092 225 900 2.50
PAT12 3/4 .566 .092 200 800 3.00

Available Colors Maximum Working Pressure (psig)
tubing-parker-pat-series-colors.png tubing-parker-pat-series-pressure-rating.png


  • Packaged on corrugated plastic reel with ends capped and shipped in a plastic-lined container
  • PAT tubing is rated for full vacuum service at 28 inch Hg
  • The suggested operating temperature range for service at rated pressures with compatible fluids is -70°F to 200°F (-57°C to 93°C)

Use with The Following Parker Fittings

  • Compression
  • Compress-Align
  • Hi-Duty
  • Fast & Tite
  • NTA

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