TRUTH casement split (dyad) window operator, stamped 31850

Question

5 inch link (4.5 to center of posts), 4 inch width on gear body

Bob · Accepted Answer

Looks like you might have the 39-316 Dyad Operator (its opposite-handed version is the 39-315). See below to confirm. If you want the same kind of T Handle, see the 39-102. otherwise, see the folding 39-205.

Alternate image for 39-316