Take apart construction; painted gray
A mechanical device designed to permit a free flow of air into and out of an enclosure, usually used on engine crankcase, vehicular differentials and transmissions, pumps, compressors, and the like. see also cap, vent, fuel storage tank. excludes ventalator (as modified).
Classification: Pressure-reducing valves, pneumatic fluid power type, filter-regulators and filter-regulator-lubricators
NSN 4140-00-253-1801
NSN 6145-01-339-6124
NSN 5945-01-262-5032
NSN 5855-00-149-0766
NSN 6220-01-384-5297
NSN 5950-01-269-3493
NSN 5920-01-565-3102
NSN 5835-00-513-9680
NSN 5996-01-477-4143
NSN 5915-01-123-9670
NSN 6150-00-109-1063
NSN 6620-01-587-5972