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 5920-01-381-7691
NSN 6240-00-229-8183
NSN 4140-01-534-4561
NSN 5935-00-997-4161
NSN 6105-01-164-3714
NSN 5998-00-515-2252
NSN 5935-01-407-9967
NSN 6320-01-281-6028
NSN 5910-01-563-6265
NSN 5945-00-401-7244
NSN 6145-01-246-9246
NSN 6610-00-010-9714