A device fabricated of sheet or cast metal, consisting of an air scoop or a hood with provisions for mounting on the deck of a boat or ship to provide ventilation for the inclosed space below. The hood or head may have either an integral mounting flange or a separable base.
NSN 4140-01-217-3214
NSN 6620-01-169-2406
NSN 5998-01-572-1028
NSN 5985-01-170-6912
NSN 4140-01-468-5434
NSN 5910-00-876-3956
NSN 5960-01-420-4744
NSN 5905-00-916-2378
NSN 6320-01-347-2638
NSN 5985-01-069-2689
NSN 6220-00-227-0528
NSN 6220-01-323-9410