3/4in. Npt
A device which permits draining the hulls of boats, amphibious aircraft, amphibious vehicles, and the like, by gravity flow, when that part of the hull containing the drain is raised above the water. complete unit may consist of mounting body, cap, and ball, boat drain.
NSN 6105-00-090-3243
NSN 6620-00-134-1593
NSN 5965-00-387-6880
NSN 6220-01-312-6329
NSN 6105-00-855-5164
NSN 6105-01-547-5645
NSN 5960-00-529-2704
NSN 5975-01-604-7905
NSN 6105-00-403-1217
NSN 6135-01-633-8502
NSN 5950-00-871-1036
NSN 6620-01-310-6653