GN 491.1 Installation kits Steel, for position indicators used on linear actuators GN 491 / GN 492


Product description


GN 491.1 installation kits are required for the attachment of a position indicator to double tube linear actuators. They consist of an adapter shaft and, depending on the position indicator, a torque support including mounting screws.

EN 953 / EN 954 / EN 955 position indicators must be ordered so that the counter is aligned with the rising of the trapezoidal thread spindle.

For EN 9053 / EN 9054 position indicators, the respective rising is set at the position indicator for every programming.

No mounting hole in handwheel rim for handwheel without handle Handle shipped loose; mounting of handle is required


Adaptor shaft
blackened finish

Torque support
black anodized finish

RoHS compliant


Position indicators and handwheels have to be ordered separately.

Technical drawing

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GN 491.1 Steel Installation kits, for position indicators used on linear actuators GN 491 / GN 492 sketch

Part Options / Table

Identification No.

1for mechanical position indicators EN 953 / EN 954 / EN 955
2for electrical position indicators EN 9053 / EN 9054
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Dimensions in: Inch (change to Metric)
Ø Linear
d2 bd3l1
Id. no. 1

Id, no. 2
. 955
1.18.311.57.551.381.73.592.15.591.18EN 954 / EN 9054
1.57.471.97.791.542.01.632.85.771.54EN 953 / EN 9053
1.97.472.36.791.542.01.672.85.911.81EN 953 / EN 9053
2.36.552.76.791.542.01.712.851.082.17EN 953 / EN 9053

Build & Price

Diameter Linear actuator d1
Thread diameter linear actuator d2
Identification No.

Selected Part

Total USD (net)
In stock: 0
Call / Email for Delivery Time
Please note our quantity discounts (USD).
≥ 50$12.51
Weight: 0.350 lbs
If weight is not listed, please contact our Sales Department for additional information regarding weight.
Phone: 800-877-8351
RoHS compliant: Yes
This article conforms to RoHS, which means it complies with EU Directive 2011/65/EU for restricting the use of certain hazardous substances in electrical and electronic devices. The Directive regulates the use of hazardous substances in devices and components. The implementation in national law is summarily described with RoHS(Restriction of (the use of certain) hazardous substances)).
All Prices are in US Dollars. Taxes Not Included.

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