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 6620-01-350-0323
NSN 6685-01-533-0365
NSN 5920-01-539-9585
NSN 5920-00-550-7727
NSN 5985-01-037-4136
NSN 5925-00-300-6355
NSN 5965-01-337-8625
NSN 5925-01-176-5565
NSN 6610-01-263-8999
NSN 4140-00-567-9291
NSN 2925-01-212-1040
NSN 6105-01-549-9057