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 6610-01-164-4963
NSN 6620-01-034-1697
NSN 5920-01-120-6992
NSN 5990-01-242-9653
NSN 5996-01-399-2319
NSN 6685-00-420-2781
NSN 2925-01-534-7314
NSN 6220-00-420-7899
NSN 5855-00-879-5849
NSN 5920-01-186-6335
NSN 5990-00-878-1973
NSN 5960-00-110-1105