0.440 in.W hex across flats
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 6620-01-177-5567
NSN 6145-01-091-4652
NSN 5990-01-334-8634
NSN 5925-01-447-7220
NSN 2925-01-343-5887
NSN 7035-01-525-2120
NSN 5998-01-439-4430
NSN 6220-01-382-0920
NSN 6130-00-107-8839
NSN 5945-01-144-5401
NSN 5985-01-634-0635
NSN 6645-01-205-0549