2.031 in.Id; perforated metal
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 5996-01-353-6294
NSN 6145-01-135-5951
NSN 6240-00-990-3226
NSN 6645-01-051-1453
NSN 5855-01-461-8169
NSN 6220-01-363-9713
NSN 5945-00-366-1534
NSN 6130-01-650-1562
NSN 6145-01-052-7543
NSN 5915-01-056-6287
NSN 5945-01-109-2894
NSN 6110-00-846-4579