A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.
NSN 6220-01-587-9932
NSN 5945-01-347-1825
NSN 6220-01-325-3131
NSN 5910-00-100-5784
NSN 6685-01-306-0704
NSN 6105-01-329-1440
NSN 6620-00-411-4983
NSN 6105-00-204-9342
NSN 6220-01-641-6198
NSN 6105-01-228-0112
NSN 5960-01-315-6590
NSN 6645-00-864-6794