21/02/2026

Flexible Metallic Conduits with Jacketed Cover
Art.-No. 166-90654 | FSU25B-25M-GS/PVC-BK

Copied
  • Highly durable spiral metallic conduit provides extra flexibility and delivers a high degree of compression strength and impact resistance.
  • Smooth PVC cover resists oil and grease and will not crack under repeated bending.
  • Provides ingress protection performance to IP65 when used with FSU-styled fittings.
  • Tight bend radius for use in installations that require constant movement or vibration.
Brand Family HelaGuard®
Color Black (BK)
Description An extra-flexible, galvanized steel conduit with a smooth, oil-resistant PVC coating. FSU series is a spiral constructed, non-UL rated liquid tight conduit used in applications that demand higher levels of movement, vibration and bending. Designed for use where an extra-flexible metallic conduit is needed as well as protection for wires against impact and exposure to oils and chemicals. Use with HelaGuard FSU Metallic Fittings for IP65 ratings.
PART DESCRIPTION FSU25B-25M-GS/PVC-BK
Packaging Type reel
Part No. FSU25B-25M
Short Desc. Liquid-Tight Met Conduit, Extra Flex, 0.75" (25mm) Dia, Galvanized Steel w/PVC Cover, Black, 82ft/Reel
Technical Description Manufacturer Reference Number: FSU25B-25M
Type FSU25B-25M
UV Resistant No
Diameter (imperial) 0.83"
Diameter (metric) 21.1mm
Inside Bend Radius (imperial) 2.17"
Inside Bend Radius (metric) 55mm
Nominal Diameter (imperial) 0.75"
Nominal Diameter (metric) 25.0mm
Outside Diameter (imperial) 1.02"
Outside Diameter (metric) 26.0mm
Reel Length (imperial) 82.0ft
Trade Size 3/4 "
CSA Certified No
Flammability EN IEC 61386-1
Halogen Free No
Material GS, PVC
Material Galvanised Steel (GS), Polyvinylchloride (PVC)
Operating Temperature +5°F to +158°F (-15°C to +70°C)
REACH Conformity Yes
ROHS compliant Yes
UL Listed (US and Canada) No
UL Listed (US) No
UL Recognized (US and Canada) No
UL Recognized (US) No
Packaging 1 - Weight (kg) 12.58kg
Pkg. Qty. 25.0m
Pkg. Qty. 82.0ft
Contact