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Heyco-Flex™ III Liquid Tight Fittings

Straight-Thru, Snap-In and NPT Hubs

For Flexible, Nonmetallic Liquid Tight Tubing

  • Part Numbers and Specifications
  • Features
FITS
TUBING
TRADE
SIZE
PART NO. DESCRIPTION THREAD
SIZE
PART DIMENSIONS
A
Clearance
Hole
B
Max O.A.
Length
C
Thread
Length
D E
Wrenching
Black Nut Thk. Flat Size
in. mm. in. mm. in. mm. in. mm. in. mm.

Snap-In Hub*

1/2 1952 HF3C 1/2-S N/A .875 22,2 1.38 35,1 .39 9,9 .09 2,3 .97 24,6

NPT Hubs

3/8 9146 HF3C 3/8 1/2 .875 22,2 1.72 43,7 .63 16,0 .20 5,1 1.16 29,5
1/2 9147 HF3C 1/2 1/2
3/4 9148 HF3C 3/4 3/4 1.109 28,2 1.84 46,7 .63 16,0 .20 5,1 1.36 34,5
1 9149 HF3C 1 1 1.375 34,9 1.99 50,6 .78 19,8 .20 5,1 1.62 41,1

* Part is not liquid tight or UL Recognized. "Thread Length" indicates length below flange.

  • For use with Heyco-Flex III Corrugated Tubing in trade sizes 3/8˝ through 1˝.
  • Nontoxic and UV resistant.
  • Rated for NEMA 4 and 4X applications when used with Heyco-Flex III Tubing.
  • Rated for NEMA Type 3R applications.
  • Easy, permanent assembly between the tubing and fittings: push the tubing over the fitting ferrule until the tubing "clicks" into place.
  • Lightweight and lower installed cost.
  • Quick and easy installation.
  • Suitable for use in high vibration or flexing applications (automotive equipment, fiber optics, computer & peripherals, lab equipment, robotics, etc.).
  • Resist salt water, weak acids, gasoline, alcohol, oil, grease, and common solvents. This feature is not assessed by UL certification or testing.
  • For use in both wet and dry applications.
  • If using a tapped hole, Teflon® tape is needed on the threads of the connector, for all other applications an O-ring and Locknut are needed to attain liquid tight.
  • Use of an O-ring may be required for a complete liquid tight system with a non-threaded mounting hole.
  • Locknuts included with Straight-thru fittings.
    Other locknuts available:
    Metal locknuts: NPT, PG, and Metric.
    Nylon locknuts: NPT, PG, and Metric.
  • Patented.

QuickSpecs

Material   Nylon 6/6
Certifications Certified to both Canadian and U.S. Requirements File E121095
Flammability Rating   94V-2
Temperature Range   -22°F (-30°C) to 221°F (105°C)
IP Rating   IP 64
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