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 6105-00-213-7721
NSN 6135-01-430-3119
NSN 5835-01-476-8210
NSN 5945-01-486-9592
NSN 5915-01-440-1859
NSN 5950-00-451-6008
NSN 6610-01-527-1599
NSN 5920-01-423-0805
NSN 6645-01-462-3754
NSN 6645-01-552-4570
NSN 6620-01-478-6790
NSN 6105-00-463-5305