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.
NSN 4140-00-027-5150
NSN 6685-01-485-0003
NSN 5990-00-826-7928
NSN 5835-01-521-0298
NSN 5965-01-572-4938
NSN 5990-01-395-4194
NSN 5925-01-371-2876
NSN 6220-00-295-3594
NSN 6135-00-583-3966
NSN 5998-01-452-2325
NSN 6610-01-449-8906
NSN 5950-00-909-2339