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 5960-01-573-6483
NSN 5999-01-606-8571
NSN 5999-00-710-5603
NSN 6150-00-959-6164
NSN 5920-01-171-9139
NSN 6650-01-494-2084
NSN 5895-00-306-9882
NSN 6645-01-295-8977
NSN 5905-00-865-7842
NSN 6650-01-615-7316
NSN 5999-00-165-1300
NSN 6145-00-419-0550