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 5935-00-001-7464
NSN 5925-00-336-1992
NSN 5999-01-382-3785
NSN 6610-01-376-9199
NSN 5990-00-452-9194
NSN 5985-00-069-6570
NSN 4140-01-448-7189
NSN 6130-00-431-8804
NSN 5935-01-167-8186
NSN 6110-01-400-4207
NSN 6150-01-382-4153
NSN 6105-00-371-8159