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 5996-00-842-2023
NSN 5935-00-685-9951
NSN 6645-00-996-5878
NSN 6650-01-406-3086
NSN 5895-01-358-8670
NSN 5985-00-420-1260
NSN 6150-00-036-0305
NSN 5835-01-426-6573
NSN 5950-00-259-5807
NSN 6105-01-385-4607
NSN 5910-01-480-8049
NSN 5935-01-365-0489