Galflex® Type RWS Reduced Wall Steel Flexible Metal Conduit
Steel Flexible Metal Conduit. High Strength Steel Strip. UL Recognized Component in 5/16". UL Listed in 3/8" through 3". CSA Certified for Trade Sizes 5/16" and 3/8" Available Upon Request.
Application
Galflex® Type RWS (Reduced Wall Steel) Flexible Metal Conduit is suitable for the following installations:
- Environmental air-handling spaces per NEC 300.22(C)
- Power and lighting branch circuit conductors and cables for connecting receptacles, luminaires, equipment, office partitions, etc.
- Metal raceway for wires and cables per NEC 348
- Motor feeder, branch, and control circuit conductors and cables
- Class 1, Class 2, Class 3 Remote-control, signaling, and power-limited circuit conductors and cables
- Fire alarm system conductors and cables of power-limited or non-power-limited fire alarm circuits
- Voice, data, communications and video cables including CATV and optical fiber cables
- Concealed or exposed installations per NEC 348 and the applicable NEC provisions
- Elevators, hoistways, and escalators per NEC 620.21
- As a grounding conductor for lengths up to 6 feet (20A max) as per NEC 250.118(5)
- Electric signs and outline lighting per NEC 600.7, 600.31 (1000 volts or less), and 600.32 (>1000 volts)
- Listed wired fixtures per NEC 410.77(C)
- Raised floors for connection of information technology per NEC 645.5(D)(2) and 645.5(D)
- Places of assembly and theaters per NEC 518 and 520
- Cranes and hoists per NEC 610.11(C)
- Hazardous location, Class 1, Div. 2, for flexible connectors only per NEC 501.10(B)(2) & 501.30(B)
- UL 1, 2, & 3 Hour Through-Penetration Firestop Systems: C-AJ-1462, C-AJ-1463, C-AJ-1464, W-L1308, and W-L-1309
Specifications
Select a set of products below for more information:
| Diameter (inches) (centimeters) | |||||
| Trade Size (in) (cm) | Inner Diameter (min/max) | Outer Diameter (min/max) | Nominal Total Weight (lbs/1000') (kgs/km) | Min. Bend Radius (in) (cm) | |
| 552832 |
5/16
0.79
|
|
0.470 / 0.510
1.19 / 1.30
|
130
193
|
|
| 550817 |
3/8
0.95
|
|
0.470 / 0.510
1.19 / 1.30
|
192
286
|
|
| 550818 |
1/2
1.27
|
0.625 / 0.645
1.59 / 1.64
|
0.860 / 0.920
2.18 / 2.34
|
272
405
|
3
7.62
|
| 550819 |
3/4
1.91
|
0.812 / 0.835
2.06 / 2.12
|
1.045 / 1.105
2.65 / 2.81
|
346
515
|
4
10.16
|
| 550916 |
1
2.54
|
1.000 / 1.040
2.54 / 2.64
|
1.300 / 1.380
3.30 / 3.51
|
570
848
|
5
12.70
|
| 550917 |
1-1/4
3.18
|
1.250 / 1.300
3.18 / 3.30
|
1.550 / 1.630
3.94 / 4.14
|
650
967
|
6.25
15.88
|
| 550918 |
1-1/2
3.81
|
1.500 / 1.575
3.81 / 4.00
|
1.850 / 1.950
4.70 / 4.95
|
826
1229
|
7.5
19.05
|
| 550919 |
2
5.08
|
2.000 / 2.080
5.08 / 5.28
|
2.350 / 2.450
5.97 / 6.22
|
1161
1728
|
10
25.40
|
| 550920 |
2-1/2
6.35
|
|
2.860 / 3.060
7.26 / 7.77
|
1500
2232
|
12.5
31.75
|
| 550922 |
3
7.62
|
|
3.360 / 3.560
8.53 / 9.04
|
1900
2828
|
15
38.10
|
| 550923 |
3-1/2
8.89
|
|
3.860 / 4.060
9.80 / 10.31
|
2200
3274
|
17
43.18
|
| 550924 |
4
10.16
|
|
4.360 / 4.560
11.07 / 11.58
|
2390
3557
|
20
50.80
|
Standards & References
- UL Listed per UL 1, Standard for Safety for Flexible Metal Conduit, ANSI/UL-1 for 3/8" through 3"
- CSA Certified per CSA 22.2 No. 56 per Canadian Electrical Code C22.1 Section 12-1000 for 5/16" and 3/8" trade sizes only
- Meets federal specification WW-C-566c
- NFPA 70 (National Electrical Code), Article 348, Type FMC (flexible metal conduit)
- REACH/RoHS-2 (Chemical Limit) Compliant
Construction
Galflex® Type RWS is manufactured with a galvanized, corrosion resistant, high strength steel alloy. The metal strip is helically formed into a continuously interlocked flexible metal conduit that can withstand impact and crushing forces.
Resources
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