Unit G1

Valley Way

Welland Business Park

Market Harborough

LE16 7PS


01858 461 100


Colex International Ltd - Quality British Manufacturing Since 1992

Semi Rigid Nylon Tube Imperial

Semi-Rigid Nylon Tubing Metric - NRM

Semi Rigid nylon is suitable for a  range of applications including CO² and air tubing. We can also offer food grade semi rigid nylon subject to MOQ.

NRM is available from stock in black and natural 30m coils. Call us to discuss any custom manufacture requirements including different sizes, lengths, colours and much more.

We offer semi-rigid nylon tube in both imperial and metric sizes. We also stock metric and imperial flexible nylon.


  • Pneumatic controls
  • Instrumentation systems
  • Fuels and oils
  • Lubrication
  • Compressed air & refrigeration
  • Coolant & hydraulic lines
  • Chemical transfer
  • Air-conditioning
  • CO² and air tube
  • Laboratories & automotive

Features & Benefits

  • Lightweight & flexible
  • Good chemical resistance
  • Durable
  • Heat and light stabilised materials
  • Excellent mechanical strength
  • Resistant to crushing, cracking abrasion and work hardening
  • Good bend radii
  • Suitable for push on and compression fittings

Chemical Resistance

Nylon is resistant to most:

  • Solvents
  • Alkalis
  • Oils
  • Greases
  • Petroleum products
  • Fungi
  • Moulds
  • Dilute acids (mineral and organic)

Material Conformance

  • RoHs & WEEE
  • SAEJ844 Type A (INF48 & INF64)
  • Sulphur free
  • Halogen free
  • Conflict mineral free
  • REACH compliant
  • Heavy metal free




OD Tolerances

Burst Pressure

Bend Radius



Semi Rigid Nylon Tube

8 x 6 mm*

+0.03/-0.10 mm

1667 PSI / 115 bar

38 mm

0.68 kgs


Semi Rigid Nylon Tube

10 x 7 mm

+0.03/-0.09 mm

2030 PSI / 140 bar

40 mm

1.24 kgs


Semi Rigid Nylon Tube

10 x 8 mm*

+0.03/-0.09 mm

1305 PSI / 90 bar

60 mm

0.88 kgs


Semi Rigid Nylon Tube

12 x 10 mm

+0.01/-0.11 mm

1015 PSI / 70 bar

86 mm

1.06 kgs

Further Details:

Colours: Sizes available in Natural and/or black

Lengths: 30m coils

Temperature range: -35°C to 110°C, occasional use up to 140°C, brittle point: -70°C

Construction: Manufactured from semi-rigid nylon

Packing: Supplied tyre wrapped and labelled

Printing: * Marked sizes conform with DIN73378 & are printed: “CX DIN 73378-size-PA12-HL WO/NO”

Custom Manufacture: Alternative sizes, lengths & colours available subject to MOQ. We can also manufacture food grade semi-rigid nylon

Technical information for use as a guide only. All colours & lengths are subject to stock. Pressure values given are based on the short term burst pressure at 20°C . Any increase in temperature above 20°C will result in a decline in working pressure values.

IMPORTANT NOTE: Whilst every effort is made to ensure that the above information is accurate and correct, the conditions under which Colex products are used are beyond our control and therefore recommendations are made without warranty or guarantee. Colex reserve the right to change specifications without prior notice. © 1999-2009 Colex International Limited, UK. All Rights Reserved Worldwide. Please forward any questions or comments about this web site to our webmaster.