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 6620-00-675-3342
NSN 5965-01-037-2277
NSN 5990-00-060-3062
NSN 5945-00-255-4033
NSN 5935-01-139-6927
NSN 6130-01-575-5555
NSN 5945-01-273-9790
NSN 6130-00-936-8055
NSN 6145-01-649-9619
NSN 6240-01-428-8941
NSN 5905-01-146-7263
NSN 6150-01-267-6097