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 5915-00-804-4940
NSN 5835-01-625-8604
NSN 4140-01-012-3996
NSN 5996-01-429-5712
NSN 5999-01-256-3468
NSN 5915-01-364-2610
NSN 6145-01-128-1156
NSN 6645-00-825-5677
NSN 6150-00-248-3866
NSN 6150-01-495-7889
NSN 5975-00-387-6515
NSN 6150-01-426-5455