UL/CSA DUAL LISTED LIQUID-TIGHT FLEXIBLE METALLIC CONDUIT
Construction:
Constructed of continuously interlocked steel
strip that forms a metal core which is jacketed
with sunlight resistant thermoplastic material
Product Index
Price Sheet
Type UL Liquid-Tight Flexible Metallic Conduit
Part
Number
Standard
Packaging
U037501001
U037506002
U050001001
U050005002
U050010002
U075001001
U075005002
U075010002
U100001001
U100004002
U125000501
U125002502
U150000501
U150001502
U200000501
U200001002
U250000251
U250001002
U300000251
U300001002
U350000251
U400000251
100’ coil
600’ reel
100’ coil
500’ reel
1000’ reel
100’ coil
500’ reel
1000’ reel
100’ coil
400’ reel
50’ coil
250’ reel
50’ coil
150’ reel
50’ coil
100’ reel
25’ coil
100’ reel
25’ coil
100’ reel
25’ coil
25’ coil
Inside
Diameter
Min
Max
Outside
Diameter
Min
Max
3/ 8”
.484
.504
.690
.710
4
27
1/2”
.622
.642
.820
.840
6.5
31
3/ 4”
.820
.840
1.030
1.050
8.5
40
1”
1.041
1.066
1.290
1.315
13
76
1-1/ 4”
1.380
1.410
1.630
1.660
16
102
1-1/ 2”
1.575
1.600
1.865
1.900
18
103
2”
2.020
2.045
2.340
2.375
22.25
145
2-1/ 2”
2.480
2.505
2.840
2.875
29.25
197
3”
3.070
3.100
3.460
3.500
35
265
3-1/ 2”
4”
3.500
4.000
3.540
4.040
3.960
4.460
4.000
4.500
40
48
300
333
Trade
Size
Industry Standards and References:
• NEC Article 350 - "Liquid-tight Flexible
Metal Conduit"
• Permitted for equipment grounding in
sizes 3/8" - 1-1/4" in lengths not exceeding
6 feet in accordance with NEC 250-118(7)
• UL Listed per UL Standard for Safety 360,
File #E78759
• Approved by Canadian Standards
Association, Certification #L55384-1
Online Certifications & Tools:
• Online Listing Certifications Directories:
• UL Online Certifications Directory
(www.ul.com)
• CSA Online Certifications Directory
(www.csa.ca)
• Online Product Guide Information:
• UL Product Guide Info - Flexible
Metal Conduit, Liquid-Tight (DXHR)
• CSA Product Information - ConduitFlexible Metal, Liquid-Tight (1812-03)
MADE IN
USA
catalog #2003/rev1
UL
®
Packaging:
• Standard coils and reels per chart
• Bar coded
• For lengths not listed, please consult factory
Apprx.
Apprx.
Inside Bend
Weight
Diameter (per 100 ft.)
• Hazardous Locations – where necessary
for flexible connections within hazardous
locations in accordance with the following:
•Class 1, Div. 2 - NEC 501.4(B)(2) & 501.16(B)
•Class 2, Div. 1 - NEC 502.4(A)(1)(e) & 502.16(B)
•Class 2, Div. 2 - NEC 502.4(B)(2)
•Class 3, Div. 1 – NEC 503.3(A)(2) & 503.16(B)
•Class 3, Div. 2 – NEC 503.3(B)
• Floating Building in accordance with
NEC 553.7
• Boatyards & Marinas in accordance with
NEC 555.13
• Cranes & Hoists in accordance with
NEC 610.11
• For Elevator, Dumbwaiters, Escalators,
Moving Walks, Wheel Chair Lifts &
Stairway Chair Lifts in accordance with
NEC 620.21 (where expressly permitted)
• Under raised floors for information
technology equipment conductors and
cables in accordance with NEC 645.5(D)
& 645.5(D)(2)
• For flexible connections to swimming pool,
spa, and hot tub motors in accordance
with NEC 680.21(A)(3) & 680.42(A)(1)
• Metal Core: The metal core is constructed
of a hot-dipped galvanized, interlocking
steel strip with a heavy coating of zinc,
helically formed into a metal core – trade
sizes 3/8" to 1-1/4" contain an integral
copper bonding conductor located within
the interlocking strip
• Thermoplastic Jacket: A gray thermoplastic
jacket is extruded over the metal core
which provides protection from liquids,
oil, certain chemicals, temperature,
weather and sunlight – other jacket
colors are available
Features & Ratings:
• A protective thermoplastic outer jacket
which seals out water, liquids, abrasives,
alcohol, coolants, corrosive fumes and
gases, dirt, grease, mineral acids, nonconcentrated fixed alkalines, petroleum
oils, salt air and spray, water and weather
• Smooth metal interior for easy wiring pulling
• UV sunlight resistant jacket
• Accepts standard metallic liquid-tight fittings
• Rated for temperature range of -30°C to
80°C, 60°C Oil (-22°F to +176°F, 140°F Oil)
• Rated for direct burial applications
• All conduit available with black jacket –
add suffix B to part number (example:
U050001001B)
Markings:
• Printed jacket identifying Alflex, product
name, size, UL, CSA, and product ratings
General Applications:
• For the installation and protection of
electrical conductors in circuits of 600
volts nominal, or less
• Motor circuits – for conductors of motor
feeders, branch and control circuits
• Where the conditions of installation, operation
maintenance require flexibility or protection
from liquids, vapors, solids or weather
• Used in industrial and commercial
applications for conveyors, blowers,
cranes, air conditioners, machine tooling
and lubrication equipment
• Applications requiring movement,
crossover connections, or tight bends
• Approved for exposed or concealed
locations
• Rated for direct burial applications –
conduit rated as suitable for direct burial
applications are also suitable for concrete
encasement
Specific Applications
• Electric signs and outline lighting supply and
secondary-circuit conductors in accordance
with NEC 600.7, 600.31 (1000 Volts or less)
& 600.32 (over 1000 volts)
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