Single arm window crank with a #5 stamped on bottom of crank. 9 1/2" from end of arm to center of crank assembly. Stamped Truth, 10 years old, stamped 40050A on bottom of arm. Can you tell me model, order number?
Paul from SWISCO responded:
March 30, 2021
That stamp code has been associated with our 39-413 operator. Please compare to confirm this matches up. If something seems off, we advise you send pictures.