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 6220-01-045-3834
NSN 6130-01-193-8992
NSN 5950-00-635-9746
NSN 5945-01-520-4939
NSN 6105-01-004-0456
NSN 7035-00-946-2642
NSN 5950-01-414-0284
NSN 6320-01-039-5891
NSN 6645-00-454-0930
NSN 5895-01-596-0298
NSN 6240-01-023-5536
NSN 5998-01-057-2574