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 6620-00-467-7414
NSN 5895-00-387-4901
NSN 5996-00-563-4251
NSN 6645-01-328-6886
NSN 6135-00-461-3590
NSN 5920-00-445-3585
NSN 5965-00-925-7314
NSN 4140-01-406-5344
NSN 6145-00-106-0611
NSN 6685-00-735-9111
NSN 2925-00-146-0179
NSN 5915-01-340-6844