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 6150-00-521-1257
NSN 7035-01-423-8343
NSN 6135-01-185-3614
NSN 5930-00-646-9400
NSN 5998-01-562-4759
NSN 5998-00-115-7762
NSN 6130-00-959-5800
NSN 5985-00-925-1216
NSN 6610-00-395-2574
NSN 2925-00-684-7708
NSN 5855-01-503-1495
NSN 5965-01-381-2998