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 5925-01-131-3783
NSN 6610-01-250-2811
NSN 6150-01-368-3302
NSN 5999-00-070-9863
NSN 5990-01-103-2982
NSN 5960-01-029-4551
NSN 5905-01-444-1764
NSN 6130-01-179-1851
NSN 6145-00-705-6686
NSN 6650-00-527-7451
NSN 5920-01-149-6953
NSN 4140-01-409-1764