A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 6645-01-496-7144
NSN 5920-00-061-7405
NSN 5999-00-146-1247
NSN 5895-00-561-1209
NSN 5835-00-466-8544
NSN 5835-01-142-9233
NSN 6320-01-455-3394
NSN 6620-00-075-6667
NSN 5895-00-504-2380
NSN 2925-00-065-2244
NSN 5920-01-160-4351
NSN 4140-01-562-9664