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 2925-01-642-8954
NSN 5975-00-552-1764
NSN 4140-00-289-9263
NSN 6650-01-527-8972
NSN 5910-01-382-4889
NSN 5935-01-406-5455
NSN 6645-00-599-8890
NSN 5975-00-050-9938
NSN 6130-01-237-5992
NSN 6620-01-047-5831
NSN 5998-00-877-3946
NSN 5975-01-031-1303