Description
Entrygard® Single Arm Operator – Left Hand
This is a Truth® Entrygard® Single Arm Casement Operator (left hand), designed for narrow casement windows that require reliable, smooth operation. The operator features an
8-1/2″ straight arm (216mm) that is offset downward, ensuring compatibility with many narrow-profile window types commonly found in residential and commercial applications.
It is built for use with select casement windows manufactured by brands that specify Truth® hardware. The left-hand operator arm is stamped with Truth #40574; the right-hand version is marked #40575. This distinction helps confirm proper selection and fit, reducing installation errors.
Technical Information
- Manufacturer: Amesbury Truth Hardware
- Arm Length: 8-1/2″ (216mm) straight, offset down
- Handing: Left hand
- Truth Reference Number: 40574 on left hand arm
Notes
- Designed primarily for narrow casement window applications.
- Compatible with windows that specify Truth Entrygard® single-arm operators.
- Ensure correct hand selection: left hand version fits windows hinged on the left viewed from the inside.
Sold individually; mounting hardware is not included unless otherwise noted.
Double-check your existing window operator’s arm length, handing, and reference number to ensure a proper fit before ordering.





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