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 5895-00-360-0117
NSN 5835-00-550-7728
NSN 7035-01-400-3666
NSN 6320-01-429-9871
NSN 6150-01-027-3994
NSN 5835-01-584-1827
NSN 6320-01-612-7035
NSN 5910-01-399-1592
NSN 2925-01-513-7347
NSN 6620-01-481-1358
NSN 5950-00-847-5226
NSN 6650-00-955-2802