Support
may be required depending on the length
of the extension. (To
be supplied by customer.)
Stem
Extension - Gear
Operator
Stem
Extension - Gear Operator
Stem
extensions are used for remote operation of the valve.
Actuators can be attached
to the top of the extension. Specify the length of the
extension required and
the figure number of the valve it is to be attached
to.
Crank
Handle
Size
Units
H
Q
Handwheel
Dia.
4"
EG
inch
10.75
8.00
9
mm
273
203
229
6"
EG
inch
11.50
10.00
12
mm
292
254
305
8"
EG
inch
13
10.00
15
mm
330
254
381
10"
EG
inch
15.50
12.00
18
mm
394
305
457
12"
EG
inch
17.25
12.00
15
mm
438
305
381
Chain
Wrench
Valve
Size
Units
1/2
3/4
1
11/2
2
3
4
Q
inch
13
13
16
24
36
36
48
mm
330
330
406
610
914
914
1219
Specify
the chain length required and whether
the valve will be install in a horizontal or
vertical line.
To
calculate chain length:
90°
rotation:
Double
required drop
Multiply
"Q" by .5
1+2=
required chain length
180°
rotation: Double calculation for 900
Chain
Wheel
Specify
the chain length required and whether
the valve will be install in a horizontal
or vertical line. To
calculate chain length: