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Construction

  • Constructed of continuously interlocked, zinc-coated steel strip.
  • Flexible with high crush resistance.
  • Smooth exterior and interior allow for easy pulling and wire fishing.
  • Not for wet locations.
  • Sometimes called Greenfield or Flex.

Compliant with NEC Articles 

  • 300.22 (C) Other Spaces used for Environmental Air (Plenums)
  • 250.102, 250.118(5) and 250.134(B) Equipment Grounding
  • 348 Flexible Metal Conduit (FMC)
  • 501.30 (B) Class I, Div. 2
  • 645.5 (E) (2) Under raised floors
  • 348.10 Permitted to be used in exposed and concealed locations
  • 430.245 (B) enclosed motor leads
  • 620.21 elevators, escalators, wheelchair lifts

Certifications
UL 1 Approved DXUZ.E98045 / RoHS WEEE COMPLIANT
Meets requirements of NFPA 79 (2024 Edition) Section 13.5.4 FMC

Type RWS - Flexible Steel Conduit Flexible Metal Conduit (FMC)
Unit of Measure
1 2 

Item #

Electrical Trade Size

Length

Packaging

Inside Diameter

Outside Diameter

455603 N/A 3-1/2 in91 mm N/A 100 ft30 m N/A REEL N/A 3.500 in88.900 to 0.000 mm N/A 3.860 to 4.060 in98.044 to 103.124 mm
455583 N/A 3 in78 mm N/A 100 ft30 m N/A REEL N/A 3.000 in76.200 to 0.000 mm N/A 3.360 to 3.560 in85.344 to 90.424 mm
455573 N/A 2-1/2 in63 mm N/A 100 ft30 m N/A REEL N/A 2.500 in63.500 to 0.000 mm N/A 2.860 to 3.060 in72.644 to 77.724 mm
Unit of Measure
1 2