0.875 in dia
A normally open valve which permits the passage of air or gases in both directions but prevents the passage of liquids in one direction. The action is controlled by a buoyant flow control device which rises against its seat when liquids are present therein.
NSN 6650-00-021-2467
NSN 5835-01-110-0697
NSN 5920-01-206-3977
NSN 6110-00-951-3026
NSN 5915-00-708-1518
NSN 6220-00-583-9889
NSN 4140-01-295-8264
NSN 6220-00-060-5857
NSN 5915-01-307-8854
NSN 5835-01-384-3206
NSN 6150-01-082-5558
NSN 5835-00-137-5093