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 6240-00-004-2516
NSN 5990-00-099-0822
NSN 6320-00-422-1773
NSN 6240-01-438-1157
NSN 6135-01-561-5945
NSN 6610-01-604-1744
NSN 6105-01-421-1493
NSN 6130-01-026-0603
NSN 6650-00-446-8787
NSN 5996-01-070-9911
NSN 5975-01-020-1050
NSN 6150-01-324-3807