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 5920-01-214-2238
NSN 6610-00-374-1563
NSN 6150-00-878-0418
NSN 6610-00-186-9180
NSN 6610-01-406-4985
NSN 6685-00-227-0212
NSN 5935-01-165-8826
NSN 5996-00-222-6049
NSN 5905-00-265-8892
NSN 6620-01-502-9104
NSN 7035-00-018-0350
NSN 6135-01-215-1245