Casement Crank Replacement

Home Owner from North Salem, NY
The brand looks like "Truth"

On the base is the number 403272.

On the top arm is the number L30841

On the back of the sentry guard arm is the number 30470LH
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2 Replies
Bob
Bob from SWISCO
SWISCO
Expert

Hello there. This looks like either the 39-031 or 39-155 Dual-Arm Operator. The difference with these two operators is the length of the link arm. See the diagrams below. Measure it out to see which matches what you need. For a new handle and cover, see the 39-114L and 39-107 sold separately.

Dimensions for 39-031
Dimensions for 39-031
Dimensions for 39-155
Dimensions for 39-155

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