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 6150-01-660-4969
NSN 6320-01-449-1014
NSN 5915-00-676-1647
NSN 6620-00-426-6884
NSN 6110-00-238-9636
NSN 6610-01-032-5335
NSN 5910-01-495-9927
NSN 5835-01-186-4961
NSN 5965-00-455-7581
NSN 5960-01-212-8118
NSN 5910-01-160-6312
NSN 6145-01-603-7952