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 6135-01-062-9356
NSN 5945-00-025-7843
NSN 6645-01-383-6514
NSN 6105-01-634-0322
NSN 5945-01-502-2997
NSN 6610-01-434-4958
NSN 5990-00-258-0228
NSN 6240-01-371-0978
NSN 7035-01-413-6697
NSN 6150-01-034-7011
NSN 5985-00-248-4978
NSN 5915-00-212-1364