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 5960-01-411-5217
NSN 6645-00-998-7820
NSN 5975-01-420-6902
NSN 5895-00-455-6762
NSN 6645-01-622-1830
NSN 6320-00-400-8042
NSN 5855-01-628-6427
NSN 5999-00-664-1818
NSN 6610-00-931-1291
NSN 5999-01-124-8563
NSN 5925-00-488-2741
NSN 2925-01-144-7106