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 2925-01-570-3696
NSN 6220-00-581-3858
NSN 5996-01-584-3236
NSN 5935-00-490-3921
NSN 5950-01-377-5879
NSN 5920-01-162-0750
NSN 5945-01-058-8228
NSN 5985-01-239-2764
NSN 6620-01-054-9346
NSN 5999-00-948-6276
NSN 5895-01-190-2911
NSN 2925-01-014-0118