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 5990-01-500-5412
NSN 2925-01-254-8925
NSN 2925-01-123-5856
NSN 5930-01-263-2890
NSN 4140-00-962-6799
NSN 6685-00-050-7721
NSN 6135-00-500-1173
NSN 5998-01-124-0103
NSN 5998-01-299-8381
NSN 5965-00-583-4865
NSN 5998-01-139-1705
NSN 6150-01-178-4776