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 4140-00-372-2947
NSN 6685-01-308-3098
NSN 6105-00-837-8056
NSN 6240-01-523-8401
NSN 7035-01-571-2356
NSN 5996-01-385-8345
NSN 5945-01-559-3777
NSN 6240-01-069-2688
NSN 6105-00-723-7343
NSN 5960-01-239-4314
NSN 6620-01-537-4121
NSN 5960-00-384-2601