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 6610-01-007-4252
NSN 5998-01-337-2769
NSN 6620-00-269-5168
NSN 6145-01-158-2125
NSN 5965-01-448-6055
NSN 5965-01-657-3412
NSN 5920-00-054-0172
NSN 4140-01-229-8820
NSN 7035-01-578-2288
NSN 6650-01-003-6929
NSN 5920-01-026-2559
NSN 7035-01-509-1959