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 5950-01-428-4020
NSN 6110-01-368-6731
NSN 5985-00-028-4142
NSN 5985-01-013-4600
NSN 6130-01-347-0867
NSN 6610-01-397-6965
NSN 5945-01-325-0470
NSN 5855-00-494-9581
NSN 5920-00-827-1094
NSN 5999-01-577-2627
NSN 6650-01-512-1930
NSN 6610-01-341-6041