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 6645-01-430-2420
NSN 5998-01-023-4322
NSN 6105-01-584-5664
NSN 5855-01-392-1110
NSN 5996-01-437-7234
NSN 5990-01-278-8833
NSN 6240-00-895-6461
NSN 5895-00-269-3848
NSN 6645-01-324-8185
NSN 5895-00-241-6169
NSN 6610-01-120-7670
NSN 5895-01-617-9475