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 5905-00-018-0976
NSN 6320-01-592-6248
NSN 5915-01-411-6933
NSN 6130-01-400-6123
NSN 5950-01-508-1938
NSN 6610-01-445-9580
NSN 5960-00-368-4084
NSN 5920-01-542-0340
NSN 5960-00-617-9312
NSN 6645-01-525-7493
NSN 5895-01-518-9337
NSN 2925-01-462-1620