Consistent Narrow Width from Barrel to
Tongue Fits Perfectly in Tight Spaces!
Narrow-Tongue Lugs
Standard-Tongue Lug
Narrow-Tongue Lug
Colored-Keyed
®
Narrow-Tongue Lugs
Ideal for Confined-Space Terminations!
To meet increasing demand for smaller components
in today’s panels and switchgear, Thomas & Betts has
expanded its line of Color-Keyed
®
Narrow-Tongue Lugs
to include two-hole and angled lugs. These improved lugs
have been precision engineered for consistency in width
the entire length of the connector, from barrel to tongue,
ensuring a reliable fit in confined-space applications.
•
Narrow-width tongue and barrel, engineered for
dimensional consistency the entire length of the lug
•
Perfect for connections in limited-space applications
•
High-conductivity copper alloy construction
•
Electro-tin-plated finish resists corrosion
•
T&B Color-Keyed
®
marking system makes
connections and verification easy
•
Double-chamfered barrel eases insertion of wire
Specifications
Rating:
Material:
Finish:
Standards:
600V
99% pure high-conductivity
seamless wrought copper
Electro-tin plated
UL Listed to UL486A/B, CSA Certified
to C22.2 No. 65-03, RoHS compliant
•
•
•
•
•
Now Available in:
One-hole
Two-hole
Straight
45˚ Angled
90˚ Angled
Ideal for use in:
•
•
•
•
•
Panels
Switchgear
Molded-case circuit breakers
Motor starters
Other limited-space OEM applications
A
B
E
Bolt Hole
C
F
D
H
Narrow-Tongue Copper Lugs — Two-Hole, Standard Barrel
Cat.
Number
Code
Wire Size
Flex Class G, H, I, K, M
†
Bolt
Size
A
B
Dimensions (in.)
C
D
E
F
H
Std. Pkg.
Qty.
UPC
Number
Die
Code
Die
Color
54206NT0310
54207NT
54207NT0412
54207NT0416
54208NT
54208NT0516
54255NT
54261NT
54210NT
54266NT
54211NT
54212NT
54213NT
54275NT
54282NT
54218NT
54286NT
54878BENTPH
54223NT0628
54223NT
58884BENTPH
#4 AWG
#2-3 AWG
#2-3 AWG
#2-3 AWG
#1 AWG
#1 AWG
1/0 AWG
2/0 AWG
2/0 AWG
3/0 AWG
3/0 AWG
4/0 AWG
250 MCM
250 MCM
350 MCM
500 MCM
500 MCM
600 MCM
750 MCM
750 MCM
—
91/24
125/24
125/24
125/24
150,175/24
150,175/24
225/24
275/24
275/24
325/24
325/24
450/24
550/24
550/24
—
925/24
925/24
—
1325/24
1325/24
1600/24
#10
1
⁄
4
1
⁄
4
1
⁄
4
1
⁄
4
5
⁄
16
5
⁄
16
5
⁄
16
3
⁄
8
5
⁄
16
3
⁄
8
3
⁄
8
3
⁄
8
1
⁄
2
1
⁄
2
3
⁄
8
1
⁄
2
1
⁄
2
3
⁄
8
1
⁄
2
1
⁄
2
1.88
2.04
2.16
2.41
2.04
2.63
2.61
2.66
2.82
2.88
2.92
3.07
3.17
4.16
4.36
4.57
4.81
5.83
4.79
5.04
6.16
1.13
1.19
1.31
1.56
1.19
1.78
1.66
1.66
1.82
1.78
1.82
1.82
1.82
2.81
2.81
2.57
2.81
3.00
2.57
2.81
3.00
.37
.41
.41
.41
.47
.47
.52
.57
.57
.63
.63
.70
.77
.77
.93
1.10
1.10
1.20
1.33
1.33
1.33
.10
.11
.11
.11
.11
.11
.14
.14
.14
.13
.13
.14
.14
.14
.18
.22
.22
.24
.27
.27
.24
.37
.41
.41
.41
.47
.47
.52
.57
.57
.63
.63
.70
.77
.77
.93
1.10
1.10
1.20
1.33
1.33
1.20
.25
.25
.25
.25
.25
.38
.38
.38
.38
.38
.38
.38
.38
.50
.50
.38
.50
.50
.38
.50
.50
.63
.63
.75
1.00
.63
1.00
.88
.88
1.00
1.00
1.00
1.00
1.00
1.75
1.75
1.75
1.75
1.75
1.75
1.75
1.75
50/500
25/250
25/250
25/250
20/200
20/200
10/100
10/100
10/100
10/100
10/100
10/100
10/100
10/100
10/100
6/60
6/60
6/60
6/60
6/60
6/60
786209-89474
786209-89202
786209-89472
786209-89469
786209-89203
786209-89467
786209-89466
786209-89464
786209-89464
786209-89456
786209-89455
786209-89454
786209-89453
786209-89452
786209-89451
786209-89450
786209-89449
786209-89301
786209-89444
786209-89437
786209-89300
29
33
33
33
37
37
42
45
45
50
50
54
62
62
71H
87
87
94
106H
106H
106H
GRAY
BROWN
BROWN
BROWN
GREEN
GREEN
PINK
BLACK
BLACK
ORANGE
ORANGE
PURPLE
YELLOW
YELLOW
RED
BROWN
BROWN
GREEN
BLACK
BLACK
BLACK
Note: Catalog Nos. 54878BENTPH and 58884BENTPH include peep holes.
†
Contact Technical Services for specific stranding listings.
Cat. No.
Type
Catalog No.
Example:
54212NTUF
is a
45˚ angled two-hole
narrow-tongue lug
for 4/0 AWG.
5 4 2 1 2 N T __
*
__
= To Order 45˚ and 90˚ Angle Lugs
UF
= 45˚
UB
= 90˚
Other options include silver plating (add SP to catalog
number), blind end (add BE to catalog number) and
peep holes (add PH to catalog number).
*
Special lugs may have other catalog number constructions. Please contact Technical Services.
A
Bolt Hole
H
B
E
C
D
F
Narrow-Tongue Copper Lugs — One-Hole, Standard Barrel
Cat.
Number
Code
Wire Size
Flex Class G, H, I, K, M
†
Bolt
Size
A
B
Dimensions (in.)
C
D
E
F
H
Std. Pkg.
Qty.
UPC
Number
Die
Code
Die
Color
54138NT
54107NT
54108NT
54152NT
54157NT
54162NT
54167NT
54172NT
54178NT04
54115NT
54115NT06
54118NT
54123NT08
54123NT
54879NT
58825NT
58825NT0828
#4 AWG
91/24
#2-3 AWG
125/24
#1 AWG
150,175/24
1/0 AWG
225/24
2/0 AWG
275/24
3/0 AWG
325/24
4/0 AWG
450/24
250 MCM
550/24
300 MCM
775/24
350 MCM
—
350 MCM
—
500 MCM
925/24
750 MCM
1325/24
750 MCM
1325/24
750 MCM
—
900 MCM
—
900 MCM 1925/24 = 777 kcmil
#10
1
⁄
4
1
⁄
4
1
⁄
4
1
⁄
4
1
⁄
4
1
⁄
4
1
⁄
4
1
⁄
4
1
⁄
2
3
⁄
8
1
⁄
2
1
⁄
2
5
⁄
8
3
⁄
8
3
⁄
8
1
⁄
2
1.31
1.50
1.50
1.60
1.60
1.68
1.90
2.00
2.33
2.75
2.50
3.25
3.48
3.80
5.00
5.00
5.75
.56
.65
.65
.65
.65
.65
.65
.65
.88
1.25
1.00
1.25
1.25
1.58
2.02
2.13
2.88
.37
.41
.47
.52
.57
.63
.70
.77
.85
.93
.93
1.10
1.33
1.33
1.66
1.66
1.66
.10
.07
.11
.13
.13
.13
.14
.14
.15
.18
.18
.22
.27
.27
.27
.31
.31
.37
.41
.47
.52
.57
.63
.70
.77
.85
.93
.93
1.10
1.33
1.33
1.33
1.50
1.50
.25
.25
.25
.25
.25
.25
.25
.25
.25
.50
.38
.50
.50
.63
.38
.50
.50
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
50/500
25/250
20/200
10/100
10/100
10/100
10/100
10/100
10/100
10/100
10/100
6/60
6/60
6/60
6/60
3/30
3/30
786209-87251
786209-86793
786209-86792
786209-86791
786209-86790
786209-86789
786209-86788
786209-86787
786209-86786
786209-86785
786209-86784
786209-86783
786209-86782
786209-86781
786210-71581
786210-06740
786210-37843
29
33
37
42
45
50
54
62
66
71H
71H
87
106H
106H
106H
115
115
GRAY
BROWN
GREEN
PINK
BLACK
ORANGE
PURPLE
YELLOW
WHITE
RED
RED
BROWN
BLACK
BLACK
BLACK
YELLOW
YELLOW
†
Contact Technical Services for specific stranding listings.
Cat. No.
Type
Catalog No.
Example:
54108NTUB
is a
90˚ angled one-hole
narrow-tongue lug
for #1 AWG.
5 4 1 0 8 N T __
*
__
= To Order 45˚ and 90˚ Angle Lugs
UF
= 45˚
UB
= 90˚
Other options include silver plating (add SP to catalog
number), blind end (add BE to catalog number) and
peep holes (add PH to catalog number).
*
Special lugs may have other catalog number constructions. Please contact Technical Services.
www.tnb.com
Please ask your Thomas & Betts sales representative for a complete catalog
of quality Thomas & Betts electrical products or visit us at
www.tnb.com.
For customer service, call
1-800-816-7809.
For technical questions, call
1-888-862-3289.
© 2008 Thomas & Betts Corporation. All rights reserved. Printed in the U.S.A. 06/08/20M GM-8077
Thomas & Betts Corporation
Electrical Division
8155 T&B Boulevard
Memphis, TN 38125
901-252-5000
Thomas & Betts Ltd.
700 Thomas Avenue
Iberville, Québec J2X 2M9
450-347-5318
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