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 5910-00-185-5742
NSN 5925-00-559-7527
NSN 6240-01-578-5177
NSN 5985-00-482-7630
NSN 6610-01-376-3993
NSN 5999-01-167-1566
NSN 5965-01-088-5414
NSN 6240-01-357-0305
NSN 6320-01-564-0893
NSN 5985-00-905-6175
NSN 6105-01-469-7054
NSN 5920-01-104-6198