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 6240-01-030-8788
NSN 6150-00-821-7576
NSN 5895-00-897-1204
NSN 5835-01-424-4577
NSN 5930-00-916-6449
NSN 5905-01-334-9100
NSN 6610-01-371-3006
NSN 6220-01-350-5839
NSN 7035-01-266-3490
NSN 6620-01-352-5640
NSN 5998-01-124-7112
NSN 5999-00-097-1180