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 5895-01-349-6942
NSN 6240-00-932-9592
NSN 6105-01-606-9886
NSN 5895-01-433-2260
NSN 5990-01-248-8222
NSN 4140-01-342-4703
NSN 5945-01-025-5956
NSN 6320-01-449-1014
NSN 6610-00-111-3159
NSN 5835-00-540-9669
NSN 5935-01-238-0002
NSN 5999-01-352-6561