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 6145-00-853-1648
NSN 6145-01-519-8210
NSN 5855-01-287-1515
NSN 5855-01-020-7982
NSN 5905-01-124-4210
NSN 5998-00-001-8571
NSN 6145-01-141-7250
NSN 5905-00-379-2207
NSN 6610-00-509-0887
NSN 4140-01-231-0742
NSN 6320-01-366-5157
NSN 5998-00-148-8488