SWISCO - The Replacement Hardware Authority

School awning windows

A distributor from Fairfax, MO says:
The base measures 4" x 1 1/2". three screw holes.
User submitted photos of a window operator.
Profile picture of Paul
Paul from SWISCO responded:
This looks like our 39-021, but it's hard to tell without seeing what arms your operator had originally. Look it over and see what you think.
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