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 5996-01-478-9147
NSN 5895-00-012-7493
NSN 5935-00-088-5599
NSN 5965-00-335-0305
NSN 6130-01-279-7941
NSN 5996-00-557-8902
NSN 7035-01-150-1917
NSN 6145-01-263-7322
NSN 5895-00-799-1774
NSN 5935-01-569-9958
NSN 6110-01-472-1963
NSN 6110-01-358-9421