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 6240-01-520-6925
NSN 6645-00-226-2270
NSN 5965-00-959-8162
NSN 2925-00-837-3948
NSN 6610-01-122-0064
NSN 5996-00-538-7829
NSN 5915-01-556-9188
NSN 5895-00-284-4835
NSN 5915-01-032-9296
NSN 5930-01-045-9661
NSN 5999-01-524-8414
NSN 5999-01-269-0090