Liquidtight Flexible Metal Conduit Fittings
52® Series High-Temperature Flexible Metal Liquidtight Fittings
Where liquidtight flexible metal fittings are required in high-temperature environments up to 150° C:
T&B HT-Series
Liquidtight Fittings
are available straight,
45° and 90°.
• The fitting shall have a steel ground
cone to:
B
— provide high quality ground contact
— single helical thread for easy installation
into conduit
— rolled over edge to protect conductors
A
• The fitting shall have a plastic
sealing ring to:
— grip and seal at leading and trailing edge
(double bevel up to 2") of conduit jacket
• Fitting’s body, gland, locknut and
ground cone shall be constructed
from steel or malleable iron, electrozinc plated and chromate coated for
corrosion protection
• Fitting’s sealing ring and throat
insulator will be molded from hightemperature nylon, suitable for
temperatures up to 150° C and a
minimum UL flammability rating
of UL94-V2
C
— provide a watertight/oiltight seal
• The fittings shall be capable to
terminate the conduit in either
a threaded or threadless opening
45° Liquidtight Fittings — HT
CAT.
NO.
• For applications where termination
into a threaded opening is required,
the fitting shall have external
taperedNPT threads
5341-HT
5342-HT
5343-HT
5344-HT
5345-HT
5346-HT
5347-HT
• Fittings shall conform to UL 514B
• Accepted Manufacturers: Thomas &
Betts — 5331-HT straight series,
5341-HT 45° series, 5351-HT 90°
series; 5262 sealing ring series
• The fitting shall be constructed to
accept high temperature flexible
metal liquidtight conduit rated to
150° C
CONDUIT
SIZE
A
DIMENSIONS
B
C
⁄8"
⁄2"
3
⁄4"
1"
11⁄4"
11⁄2"
2"
1 ⁄32"
13⁄8"
121⁄32"
17⁄8"
29⁄32"
222⁄32"
31⁄4"
1 ⁄16"
7
⁄8"
21⁄8"
21⁄4"
23⁄4"
23⁄8"
37⁄8"
⁄16"
⁄16"
9
⁄16"
3
⁄4"
13
⁄16"
13
⁄16"
7
⁄8"
3
5
1
9
9
B
B
• The fitting shall have a plastic throat
insulator to protect conductors
9
A
A
C
ATX Flexible Liquidtight Conduit
CAT NO.
ATX038-TB
ATX050-TB
ATX075-TB
ATX100-TB
ATX125-TB
ATX150-TB
ATX200-TB
ATX250-TB
ATX300-TB
ATX400-TB
A-116
CONDUIT
SIZE
LENGTH
(FT.)
INSIDE BEND
RADIUS (IN.)
⁄8"
1
⁄2"
3
⁄4"
1"
11⁄4"
11⁄2"
2"
21⁄2"
3"
4"
100
100
100
100
50
50
50
25
25
25
1.5
2.0
2.5
3.0
3.5
4.5
5.5
8.0
10.0
12.0
3
www.tnb.com
C
Straight Liquidtight Fittings — HT
CAT.
NO.
CONDUIT
SIZE
A
DIMENSIONS
B
C
⁄ 8"
1
⁄ 2"
3
⁄ 4"
1"
11⁄4"
11⁄2"
2"
21⁄2"
3"
4"
15⁄32"
13⁄8"
121⁄32"
17⁄8"
29⁄32"
222⁄32"
31⁄4"
33⁄4"
41⁄2"
51⁄2"
11⁄2"
19⁄16"
15⁄8"
21⁄16"
21⁄2"
211⁄16"
31⁄16"
41⁄8"
41⁄4"
41⁄2"
⁄16"
9
⁄16"
9
⁄16"
3
⁄ 4"
13
⁄16"
13
⁄16"
7
⁄ 8"
1"
1"
11⁄8"
5331-HT
5332-HT
5333-HT
5334-HT
5335-HT
5336-HT
5337-HT
5338-HT
5339-HT
5340-HT
United States
Tel: 901.252.8000
800.816.7809
Fax: 901.252.1354
3
Canada
Tel: 450.347.5318
Fax: 450.347.1976
90° Liquidtight Fittings — HT
9
CAT.
NO.
5351-HT
5352-HT
5353-HT
5354-HT
5355-HT
5356-HT
5357-HT
CONDUIT
SIZE
A
DIMENSIONS
B
C
⁄8"
1
⁄2"
3
⁄4"
1"
11⁄4"
11 ⁄ 2 "
2"
15⁄32"
13⁄8"
121⁄32"
17⁄8"
29⁄32"
222⁄32"
31⁄4"
13⁄8"
19⁄16"
13⁄4"
23⁄16"
23⁄4"
25⁄16"
37⁄16"
⁄16"
9
⁄16"
9
⁄16"
3
⁄4"
13
⁄16"
13
⁄16"
7
⁄8"
3
Technical Services
Tel: 888.862.3289
9