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A-24
Mechanical
BURNDY
®
Canada: 1-800-387-6487
www.burndy.com
US: 1-800-346-4175
Blue highlighted items are industry standard and most frequently ordered.
TYPES KA-U, KKA-U
UNIVERSAL TERMINAL
(One Conductor)
For Aluminum and
Copper Conductors
These dual-rated one-conductor lugs are
constructed from high strength aluminum
alloy and electro tin-plated to provide low
contact resistance.
* “N” indicates NEMA standard stud holes.
Listed torque values are for maximum conductor sizes
accommodated. Consult UL486 Tables 7-4, 7-5, 7-6 for
smaller conductor sizes.
** Maximum dimension.
AL9CU
Fig. 1
Fig. 2
Fig. 3
Fig. 4
Wire Range
Stud
Dimensions
Recommended
Catalog
Fig.
Aluminum or
Hole
**
**
Tightening
Number*
No.
Copper
Size
D
L
N W E
T
H
Torque in-lb
KA6U
1
14 Str. - 6 Str.
.63
1.06 .25
.50
— .09
.50
45
KA2U
1
14 Str. - 2 Str.
.63
1.16 .31
.50
— .10
.55
50
KA25U
1
14 Str. - 1/0 Str.
1/4
.81
1.50 .44
.63
— .19
.80
50
KA26U
2
6 Str. - 2/0 Str.
.81
1.47 .47
.63
— .19
.80
120
KA29U
2
6 Str. - 250 kcmil
.94
2.00 .50 1.00
— .25
1.13
275
KA30U
2
6 Str. - 300 kcmil
5/16
.94
2.00 .50 1.00
— .25
1.12
275
KA31U
2
6 Str. - 350 kcmil
1.03
2.25 .88 1.13
— .25
1.25
275
KA34U
2
4 Str. - 500 kcmil
3/8
1.50
2.81 .88 1.51
— .31
1.58
500
KA36U
2
2 Str. - 600 kcmil
1.72
3.19 .78 1.50
— .44
1.56
500
KA40U
2
300 - 800 kcmil
1.69
3.38 .88 1.75
— .50
1.94
550
KA44U
2
500 - 1000 kcmil
1/2
1.69
3.38 .88 1.75
— .50
1.94
550
KKA31U-2N
3
6 Str. - 350 kcmil
3.16
5.50 .63 1.25 1.75 .38
1.50
275
KA36U-2N
4
2 Str. - 600 kcmil
3.22
4.69 .63 1.50 1.75 .44
1.57
500
KA40U-2N
4
300 - 800 kcmil
1/2
3.03
4.75 .63 1.75 1.75 .50
1.94
500
KA44U-2N
4
500 - 1000 kcmil
3.03
4.75 .63 1.75 1.75 .50
1.94
550