Used on 3/4in inverted vent check valve
NSN 5915-01-425-8441
NSN 5960-01-140-8009
NSN 5945-01-485-1464
NSN 6105-00-430-1902
NSN 7035-01-540-9829
NSN 5999-00-409-2952
NSN 6110-01-338-9169
NSN 5835-01-053-4765
NSN 5945-00-176-0545
NSN 5920-00-889-7826
NSN 6620-00-549-5644
NSN 5915-00-275-7814