Norgren offer a range of inch Nylon (polymide) type 12, fully plasticised and light stabilised tubes for use in industrial compressed air systems only. Tubes are available in a range of several colours for ease of identification: Natural Nylon, Red, Black, Blue, Brown, Green and Yellow. Working temperature minus 40C to plus 20C. Coil length is 50 metres.

Specifications:
External dia 3/16", Inner dia 0.125".
External dia 1/4", Inner dia 0.175".
External dia 5/16", Inner dia 0.215".
External dia 3/8", Inner dia 0.260".
External dia 1/2", Inner dia 0.370".
External dia 5/8", Inner dia 0.470".

Maximum working pressures:
3/16" dia, 21.8 bar.
1/4" dia, 20 bar.
5/16" dia, 19.3 bar.
3/8" dia, 18.2 bar.
1/2" dia, 14.5 bar.
5/8" dia, 13.2 bar.