18 / 24
September 2017
B
14
Suspension Clamps—
Ductile Iron
Trunnion Clamp
For ground wire applications with galvanized steel cable.
Designed for use on tangent suspension spans with horizontal
or vertical post insulators.
Keeper is reversible for proper fit on different size conductors.
Material:
Body and Keeper
–
galvanized ductile iron
Hardware
–
galvanized steel
Anti-Static Spring
–
stainless steel
Catalog
Number
Clamping Range
Inches (mm)
Ultimate Body
Strength lb (kN)
Dimensions Inches (mm)
Approx Weight
Each lb (kg)
L
W
J
2706503001
.25-.56
(6.13-14.2)
2,800
(12)
51/4
(133.3)
37/8
(98.4)
1/2
(12.7)
2.50 (1.13)
2706513001
.50-1.06
(12.7-26.9)
2,800
(12)
51/4
(133.3)
37/8
(98.4)
1/2
(12.7)
2.75 (1.24)
2706523001
1.06-1.50
(26.9-38.1)
2,800
(12)
51/4
(133.3)
37/8
(98.4)
1/2
(12.7)
3.00 (1.36)
NOTE:
Recommended torque on bolts: 1/2” — 480 in-lb. Anti-static spring can be supplied by adding “ARIV”
to catalog number. Example, 2706513001ARIV.
4.00
.50
R.81
Ø.81
6.00
Ø.625
Bolt and
Lock
Washer
Ground Wire Support Bracket
Designed to accommodate most (aluminum or
ferrous) trunnion type clamps. May be mounted
with one bolt and lag screw or two bolts.
Material:
Body
–
galvanized ductile iron
Catalog
Number
Mounting Hardware Maximum
Diameter Inches (mm)
Mounting Bolt Spacing
Inches (mm)
Ultimate Strength
Vertical lb (kN)
Approx Wt
Each lb (kg)
Bolt
Lag Screw
GWB1R
5/8 (15.88)
1/2 (12.70)
31/4 (82.55)
5,000 (22)
3.1 (1.40)
NOTE:
Mounting hardware by others.
DUCTILE IRON
GWB1R
DUCTILE IRON
270
15°
L
W
39
/
64
” Dia
15°
Product Data
Product Data