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 5895-01-316-8806
NSN 5925-00-259-2098
NSN 6650-01-502-6761
NSN 6645-00-044-7011
NSN 5999-01-258-8003
NSN 2925-01-159-8312
NSN 5835-01-416-6455
NSN 5950-01-328-8215
NSN 6240-01-032-5105
NSN 6135-00-377-9165
NSN 5999-01-509-2434
NSN 6685-00-144-6362