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 5910-00-156-7293
NSN 6150-00-111-3194
NSN 5965-01-513-6540
NSN 5910-01-344-8244
NSN 6135-01-526-6530
NSN 6130-01-445-9741
NSN 2925-00-420-8151
NSN 6220-00-489-1440
NSN 6110-01-130-6515
NSN 6650-01-250-1244
NSN 6150-00-770-5843
NSN 5915-01-562-7987