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 5920-00-051-9742
NSN 5996-01-178-7734
NSN 5915-00-333-8618
NSN 5930-00-932-2982
NSN 5915-00-267-1343
NSN 6105-01-411-4616
NSN 5935-01-597-7657
NSN 5990-01-411-5930
NSN 5930-01-339-6244
NSN 6620-00-067-3539
NSN 6610-01-504-1276
NSN 5999-01-152-1149