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 5950-00-184-6836
NSN 5910-01-510-0105
NSN 5915-00-872-0625
NSN 2925-00-860-3652
NSN 5935-01-297-3166
NSN 5960-01-142-1995
NSN 7035-01-245-9585
NSN 6240-00-952-1906
NSN 6145-01-245-5263
NSN 5975-01-206-0221
NSN 5996-00-959-6511
NSN 5930-01-566-6730