Casement window crank
A quick learner from Alpharetta, GA says:
September 21, 2011
The crank on our kitchen window has been broken for years. The cover on the crank says "Monorch, " as far as i can tell.
Dave from SWISCO responded:
September 23, 2011
Start by taking a look at the 39-031 EntryGard Dual Arm Operator-- I believe this could be a match.