A fabricated device, generally constructed with a flared end and a straight or elbow type body. It may contain a damper and is designed to be used at the end of a ventilating duct to control the quantity and/or the direction of air flow.
NSN 5998-00-011-6243
NSN 5930-00-435-2369
NSN 6620-01-553-2378
NSN 6110-00-553-8816
NSN 6610-01-582-8181
NSN 5930-00-554-1064
NSN 5945-01-499-5714
NSN 6135-01-495-0933
NSN 5998-00-779-8365
NSN 5998-01-433-2846
NSN 5965-01-164-7982
NSN 4140-00-712-8285