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 6240-00-682-3508
NSN 6240-00-494-0927
NSN 5945-00-563-1653
NSN 6685-01-186-4838
NSN 6610-01-429-7267
NSN 5835-00-491-3834
NSN 5965-00-605-8239
NSN 6220-01-338-7123
NSN 5996-00-481-6660
NSN 6320-00-468-8421
NSN 6620-00-974-6795
NSN 5990-00-131-3269