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 6110-01-339-5243
NSN 6685-00-927-6280
NSN 5960-01-384-4603
NSN 6130-00-068-8967
NSN 6610-01-618-7038
NSN 6130-01-081-8156
NSN 6150-01-521-7954
NSN 5999-00-254-8279
NSN 5935-01-068-2701
NSN 5935-01-260-9401
NSN 6145-01-144-9949
NSN 5998-01-344-9359