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 6620-01-222-8820
NSN 7035-01-386-5722
NSN 5999-00-834-1270
NSN 6130-01-348-1595
NSN 6650-01-058-0049
NSN 6220-00-159-2509
NSN 2925-00-753-8598
NSN 5965-00-006-8004
NSN 5950-01-005-1730
NSN 5920-01-342-2120
NSN 6645-01-361-8319
NSN 6130-01-311-1894