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 6150-01-030-6184
NSN 5998-01-364-9192
NSN 6645-00-674-9728
NSN 4140-01-339-9716
NSN 5925-00-360-3984
NSN 6610-01-212-2969
NSN 5999-01-189-6277
NSN 6105-01-006-1383
NSN 5996-00-797-7221
NSN 6645-00-920-1412
NSN 6130-01-506-4266
NSN 6650-01-385-9447