crank case replacements

Question

do not know the brand of casement window, about 32 yrs old, need to purchase 3, crank case is about 5 inches, window is about 23.5 inches x 38 inches

Bob · Accepted Answer

Hey there. Compare your awning operator to either the 39-140 or 39-143. See if one of these match. For the handle see the 39-114L.