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 4140-01-350-4475
NSN 6645-01-392-9615
NSN 5960-00-945-1833
NSN 5960-01-500-6615
NSN 4140-01-325-6972
NSN 6320-01-462-3555
NSN 6610-01-452-6774
NSN 6610-00-856-7136
NSN 5999-01-113-9146
NSN 5945-00-379-6745
NSN 5998-01-267-0005
NSN 5905-00-281-5442