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 5930-00-368-4149
NSN 5998-00-006-8777
NSN 6620-01-436-5661
NSN 6645-00-445-8143
NSN 5920-01-524-4126
NSN 6130-01-440-9295
NSN 5925-01-481-2099
NSN 5930-00-456-0889
NSN 5945-01-657-0207
NSN 6610-01-156-0810
NSN 7035-00-585-2113
NSN 5915-01-595-7283