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 6645-00-019-0554
NSN 6645-01-559-4934
NSN 6240-01-435-7973
NSN 5835-01-359-2575
NSN 6220-01-634-0660
NSN 5925-01-592-3077
NSN 6110-00-524-3085
NSN 5950-01-468-1295
NSN 6645-01-044-2602
NSN 5965-01-536-1253
NSN 4140-01-333-0792
NSN 2925-01-400-2286