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 5985-01-583-8642
NSN 6685-00-445-9067
NSN 6150-01-280-5362
NSN 5950-00-251-5238
NSN 6220-01-626-8270
NSN 6220-01-058-6369
NSN 6130-01-437-8855
NSN 5999-00-148-9072
NSN 6620-00-128-7980
NSN 4140-01-388-2007
NSN 5999-00-253-5226
NSN 5990-01-627-8097