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 6145-01-220-9149
NSN 6685-01-471-7203
NSN 5965-01-440-9898
NSN 5920-00-583-8674
NSN 6135-00-179-8305
NSN 5945-01-560-2948
NSN 2925-01-226-6126
NSN 5895-00-443-8821
NSN 6645-01-055-5465
NSN 6105-00-891-9768
NSN 6135-01-041-3829
NSN 5895-01-521-4033