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LMENIM2312 • Accutronix MX Quick Mounting Instructions
Flow Control
Limitorque Actuation Systems
Preparing the Stem Nut
The Accutronix MX has two (2) basic base designs:
• Torque-only base, designated by a “B” prefix
• Thrust-only base, designated by an “A” prefix
Type “B” Bases: Torque-only Applications
Standard B4/B4E Base
The standard MX actuator base is the B4 torque-only and includes a
mounting plate and steel torque nut, which may be machined to fit a
valve or gearbox.
A B4E torque nut can be provided and may be installed to allow for
extended stem acceptance.
B4 base
B4E base
Exploded view of B4/B4E base
Torque nut
Ret
a
ining ring
B
a
sepl
a
te
Accutronix MX
b
a
se
Drive sleeve
