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 6240-01-245-2291
NSN 5910-00-153-2609
NSN 5920-01-260-9234
NSN 5915-00-285-2213
NSN 5985-00-115-0673
NSN 5999-00-243-9429
NSN 5985-00-823-2028
NSN 6645-01-453-8273
NSN 5965-01-233-8607
NSN 6135-01-174-4863
NSN 5855-01-550-5219
NSN 6130-01-038-0806