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 6650-01-445-6492
NSN 6240-00-957-5724
NSN 5996-01-619-1540
NSN 6150-01-032-4556
NSN 5996-01-315-2740
NSN 6105-01-596-4439
NSN 5985-00-555-7285
NSN 6240-01-467-9719
NSN 5915-01-562-1664
NSN 6610-01-505-6767
NSN 5996-00-791-0703
NSN 5998-00-451-6154