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 5985-00-414-7882
NSN 6645-01-301-5563
NSN 5935-00-586-8106
NSN 6610-01-136-1189
NSN 5990-01-162-9220
NSN 6130-01-394-4847
NSN 6320-00-731-6134
NSN 5998-01-246-3472
NSN 2925-01-525-8212
NSN 5920-00-216-8665
NSN 5925-00-859-7942
NSN 5965-00-267-4173