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 4140-00-884-9859
NSN 6645-00-700-4892
NSN 6240-00-926-6914
NSN 2925-01-618-5473
NSN 5998-00-009-4411
NSN 5925-01-521-7620
NSN 6620-01-257-6483
NSN 6130-01-069-9187
NSN 6110-00-958-0516
NSN 5835-01-174-7700
NSN 6620-00-826-7238
NSN 6220-01-449-1239