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Truck Accessor ies – 4150
Page 4154
September 2012
Phone: 573-682-5521 Email: hpsliterature@hubbell.com Web: hubbellpowersystems.com
Catalog
No.
C4000744
C4000745
C4000746
C4000747
T4001658
C4001469
C4001877
Description
 Mast Assy., 10' Arm & Braces
 for Booms 5
7
/
8
" x 7
3
/
8
" to 12" x 12"
 Mast Assembly without Arm
 Rope Sheave Assembly
 Single Wire Holder
 Conductor Hook for 3" jib (Altec
®
)
 9"-dia. Boom Adapter (Altec
®
)
 8"-dia. Boom Adapter (Altec
®
) 
Weight
130 lb./58.5 kg.
90 lb./41 kg.
 8 lb./ 3.6 kg.
13 lb./ 5.9 kg.
 3 lb./1.35 kg.
40 lb./18 kg.
40 lb./18 kg.
Features & Applications
• 4" x 4" mast is fitted with a quick mounting assembly
• Assembly attaches to booms from 5-7/8" x 7-3/8" to
12" x 12", both square and rectangular
• Working end of mast will accept several accessories
such as:
o An Epoxiglas
®
Auxiliary Arm
o Single lifting wire holder
o Sheave for gin work
• Auxiliary Arm may be swiveled to and locked into any
desired position
• Single lifting wire holder may also be swiveled to
maintain conductor alignment
• Gin sheave will not swivel and is pinned stationary to
keep the plane of the sheave in the vertical position at
all times
• For use above 15kV, add M48057 insulator to each
wireholder; see Page 4155
For three phase applications.
The auxiliary arm may be
rotated to align the wire
holders with the conductors,
then locked in position.
Easy mounting with
our two intermeshing
castings with single
pivot stud.
OPTIONAL ADAPTER
for Round Booms, see pages
4163 & 4164
The sheave will take a
3
/
4
-
inch diameter rope. The
maximum load for the
gin is 800 lb.
Jib-mount hook accepts
conductor through 1
1
/
4"
diameter.
T4001658
Conductor Hook
C4000746
Sheave
C4000747
Wireholder
The single lifting wire
holder may be rotated
for alignment with the
conductor.
Max. Side load per Wireholder: 100 lb.
Max. Vertical Load per Wireholder C4000268:
With Braces
200 lb.
Arm Length
10'
Mechanical Rating
Balanced Vertical Load
1000 lb.
Unbalanced Vertical Load
800 lb.
Boom Mounted Auxiliary Arm
Square Mast