Thanks for writing in. This number has indeed been associated with the 38-089 & 39-090 Dyad Operators. However, old product codes are seldom the most reliable way of identifying the right replacement. Compare your operator's dimensions for those listed for the 39-089 and 39-090, and let us know if you think these will work for you.
Truth part 30866
Bob from SWISCO
Apr 18, 2019 2:20 pm
2 Replies
Home Owner from Drexel Hill PA
Apr 18, 2019 3:04 pm
What is the current part number for this casement window crank mechanism?
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