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 5895-01-645-9179
NSN 6150-01-585-3698
NSN 6620-01-632-0394
NSN 6320-01-117-5516
NSN 5920-00-455-1050
NSN 5985-01-413-7110
NSN 4140-01-387-2068
NSN 6105-00-350-6342
NSN 6610-01-322-7677
NSN 5999-00-833-9904
NSN 5960-01-369-8666
NSN 5999-01-187-6781