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 5905-01-323-4811
NSN 6150-01-063-1271
NSN 5975-00-372-6265
NSN 6105-01-389-3844
NSN 5965-01-370-1891
NSN 6645-00-312-2752
NSN 5835-01-123-8305
NSN 6610-00-832-3134
NSN 6220-01-274-3545
NSN 5855-00-361-0167
NSN 6320-00-405-2348
NSN 6105-00-995-8195