Manufacturers suggested name valve, oil tank fill
No other part numbers with same form, fit, and function found.
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 5975-00-331-8200
NSN 5998-01-432-2492
NSN 6130-00-507-9189
NSN 6105-00-434-1228
NSN 2925-00-707-6770
NSN 5925-01-480-4146
NSN 6650-01-487-1342
NSN 4140-01-084-2998
NSN 6145-00-916-9556
NSN 5835-01-381-2683
NSN 2925-00-275-1807
NSN 5996-01-054-3226