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 6610-01-612-0157
NSN 6650-01-477-2124
NSN 6150-00-075-4965
NSN 5915-00-333-1201
NSN 5965-01-291-0384
NSN 6220-00-740-9973
NSN 6685-01-408-2637
NSN 6620-01-048-4145
NSN 4140-01-054-3553
NSN 5920-01-118-0309
NSN 5945-00-936-7570
NSN 5945-00-945-3477