Ultratite® Type NM

SKU: 55094501
Liquidtight Flexible Nonmetallic Conduit. UL/CSA Listed. Oil-Resistant. Sunlight-Resistant. Crush-Resistant. Temperature Rated -30°C to 80°C.
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Ultratite® Liquidtight Flexible Nonmetallic Conduit is suitable of the following installations:

  • For the installation and protection of electrical conductors
  • Motor circuits - for conductors of motor feeders, branch and control circuits
  • Where the conditions of installation, operation, or maintenance require flexibility or protection from liquids, vapors, solids, or weather
  • Agricultural buildings per NEC® 547.5
  • Used in industrial and commercial applications for conveyors, blowers, cranes, air conditioners, machine tooling and lubrication equipment
  • Exposed or concealed installations
  • Applications requiring movement, crossover connections, or tight bends
  • For direct burial and encased in concrete
  • For flexible connections to swimming pool, spa, and hot tub motors per NEC® 680.21(A)(3) & 680.42(A)(1)
  • Electric signs and outline lighting supply and secondary-circuit conductors per NEC® 600.7, 600.31 (1000 volts or less) & 600.32 (over 1000 volts)
  • Hazardous locations - see Additional Applications Section on the following page for more details


imperial metric
Stock # 55094501 55094501
Trade Size (in) (cm) 1-1/4 3.18 inch cm
Inner Diameter (min/max) 1.380 / 1.410 3.51 / 3.58 inch cm
Outer Diameter (min/max) 1.630 / 1.660 4.14 / 4.22 inch cm
Nominal Total Weight (lbs/1000') (kgs/km) 309 460 lbs/1000' kgs/km
Min. Bend Radius (in) (cm) 16 40.64 inch cm

Standards & References

  • NEC® Type designation - Type LFNC-B (Liquidtight Flexible Nonmetallic Conduit)
  • ANSI / NFPA-70, NEC® Article 356
  • UL Listed to Underwriters Laboratories Standard UL 1660
  • Approved by Canadian Standards Association
  • REACH/RoHS-2 (Chemical Limit) Compliant


Ultratite® Type NM is manufactured with rigid PVC reinforcement imbedded within a flexible PVC wall. The construction provides excellent impact and crush strength while remaining highly flexible. The conduit resists oils, mild acids and exposure to sunlight.


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