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 5930-01-597-7142
NSN 5998-01-590-6549
NSN 4140-01-258-9079
NSN 6130-00-604-9276
NSN 6650-01-294-3503
NSN 2925-01-577-0004
NSN 5915-01-175-5085
NSN 6220-00-462-8204
NSN 6130-01-260-9519
NSN 6130-01-659-3969
NSN 5895-01-285-2482
NSN 5895-01-353-6569