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 5910-01-190-8421
NSN 6150-01-421-5977
NSN 6685-01-612-5046
NSN 6240-01-123-9040
NSN 6110-01-439-5237
NSN 5950-00-633-8366
NSN 6240-00-368-8541
NSN 5910-00-067-6550
NSN 6105-01-542-6846
NSN 6110-01-304-7679
NSN 7035-01-242-4913
NSN 7035-01-013-9889