01/08/2026

HelaGuard® Non-Metallic IP66 Conduit Coupler, 0.75" to 0.75" Dia, PA66, Black, 10/pkg


Part No. 166-90232

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  • One-piece fitting used to join conduits of same diameters.
  • Snap-on construction reduces installation time and costs by eliminating the need to thread fittings onto conduits.
  • All-around "teeth" attach firmly to conduit and deliver a high extraction force.
  • Durable nylon material has high resistance to salts, oils, weak acids and solvents.
  • IP66 ingress protection rating against water, dust and wind.


Color Black (BK)
Connection Type Snap-connection
Description HelaGuard Non-Metallic Conduit Coupler is used to join two same diameter corrugated conduits together. Couplers feature a snap-on design for a quick, secure connection. Designed for easy removal with a small screwdriver. Suitable for use on all types of corrugated conduits, both fine and course pitch material. IP66 ingress protection rated fittings.
Global Part Number HG075-HG075-PA66-BK
Part Number 166-90232
Short Description HelaGuard® Non-Metallic IP66 Conduit Coupler, 0.75" to 0.75" Dia, PA66, Black, 10/pkg
Type HG075-HG075
Bore Diameter (metric) 19.5
Bore Hole Diameter (imperial) 0.77"
From Nominal Diameter 3/4
From Nominal Diameter (metric) 28.0mm
Length (imperial) 3.19"
Length (metric) 81mm
Nominal Diameter (imperial) 0.75"
Nominal Diameter (metric) 28mm
Outside Diameter (imperial) 1.73"
Outside Diameter (metric) 44mm
Swivel Thread No
To Nominal Diameter (imperial) 3/4
To Nominal Diameter (metric) 28mm
Trade Size 3/4 "
CE Certification No
CSA Certified No
Flammability UL 94 V-2
Halogen Free Yes
IP-Rating IP66
Material PA66
Material Polyamide 6.6 (PA66)
Operating Temperature -58°F to +275°F (-50°C to +135°C)
Prop65 Warning No
REACH Conformity No
ROHS Compliant Yes
UL File Number [Logo] E229161 [cRUus]
UL Listed (US and Canada) No
UL Listed (US) No
UL Recognized (US and Canada) Yes
UL Recognized (US) Yes
UV Resistant No
Carton Qty. 50
Customs Number 3926909988
Harmonized Tariff Schedule Code 3926.90.9985
Packaging Type bag
Pkg. Qty. 10Pieces
Pkg. Qty. 10
UPC 089306417453
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