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 5975-00-149-0758
NSN 6650-00-230-4575
NSN 5999-01-306-2170
NSN 6105-01-125-4161
NSN 6145-01-109-3867
NSN 5835-01-555-8963
NSN 6220-01-272-8585
NSN 4140-01-028-2743
NSN 5920-00-357-0260
NSN 6130-01-448-8713
NSN 5985-01-323-6686
NSN 2925-00-837-3948