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 5945-01-282-7862
NSN 6620-00-527-9280
NSN 6685-01-077-5695
NSN 6105-00-854-4575
NSN 2925-00-767-4245
NSN 6150-01-131-9436
NSN 5999-00-898-4590
NSN 6610-00-558-0480
NSN 5945-00-296-8464
NSN 6110-01-551-1129
NSN 5835-01-376-8454
NSN 5985-00-202-1104