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 6240-00-753-2031
NSN 6240-01-351-6729
NSN 6650-00-242-7961
NSN 5920-01-582-4784
NSN 5855-01-241-1054
NSN 5895-00-449-3380
NSN 5835-01-022-6362
NSN 5965-00-471-5018
NSN 6145-01-214-8037
NSN 4140-01-487-1322
NSN 5990-00-518-3195
NSN 2925-01-069-5324