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 5985-01-056-5179
NSN 5835-01-555-8963
NSN 6240-00-760-8350
NSN 6110-01-245-8948
NSN 6645-00-780-5260
NSN 5935-00-777-0511
NSN 5965-01-233-8607
NSN 6150-01-458-0385
NSN 5999-01-153-2661
NSN 6135-00-557-0174
NSN 5905-01-206-1505
NSN 5990-01-527-7640