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 4140-01-592-0628
NSN 5920-01-500-1880
NSN 5998-01-448-8139
NSN 5985-00-865-0247
NSN 5985-01-141-4235
NSN 6105-00-717-3026
NSN 5855-01-443-2509
NSN 6145-01-519-1838
NSN 5965-01-374-9075
NSN 2925-01-029-5300
NSN 5925-01-350-3646
NSN 6240-01-254-6019