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 6620-01-568-9203
NSN 6105-00-590-6820
NSN 2925-01-603-6379
NSN 6620-00-728-3445
NSN 5905-01-442-0770
NSN 5945-01-360-0646
NSN 6240-00-950-7478
NSN 6645-01-619-4813
NSN 5965-01-415-2898
NSN 6320-01-364-1840
NSN 6150-01-634-0575
NSN 5855-01-634-0259