Weapon system essential
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: Parts, nesoi, of bearing housings & plain shaft bearings, housed bearings, clutches, universal joints, flywheels and transmission shafts
NSN 5985-01-245-8533
NSN 5915-01-350-2407
NSN 6610-01-574-3260
NSN 4140-00-596-4726
NSN 6610-01-595-9809
NSN 6320-00-593-0379
NSN 6620-01-537-1813
NSN 6610-00-862-5743
NSN 2925-01-553-0181
NSN 6685-01-535-1012
NSN 5975-01-104-2917
NSN 6220-01-594-3563