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 6320-01-388-9450
NSN 5999-00-189-0772
NSN 5925-00-909-3688
NSN 5935-01-440-9608
NSN 2925-01-196-6187
NSN 6220-00-140-5638
NSN 6610-00-848-4764
NSN 6220-00-506-1301
NSN 5895-00-215-0179
NSN 6105-01-502-1528
NSN 5835-00-187-1481
NSN 5925-01-596-1644