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 5920-01-323-6369
NSN 6320-01-456-6300
NSN 5998-00-893-2466
NSN 6650-01-171-4129
NSN 6650-00-989-6991
NSN 5985-00-851-2252
NSN 4140-01-115-0877
NSN 6240-00-409-8636
NSN 6130-01-330-6055
NSN 6645-00-987-7829
NSN 5930-01-408-5586
NSN 5985-01-372-5830