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 5960-00-509-3171
NSN 5998-01-442-4740
NSN 5965-00-035-4556
NSN 5996-01-047-4202
NSN 6145-01-474-1115
NSN 6685-00-950-4112
NSN 6110-01-259-6843
NSN 6240-01-365-1337
NSN 6650-01-124-4314
NSN 6320-00-731-6134
NSN 6220-00-064-6300
NSN 5835-01-104-7183