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 6220-00-635-8818
NSN 6645-00-720-3953
NSN 7035-01-271-1643
NSN 6130-01-421-1539
NSN 5930-01-545-6931
NSN 5996-00-169-1618
NSN 5998-00-390-7694
NSN 5835-01-257-0154
NSN 4140-00-155-8012
NSN 7035-01-023-7859
NSN 5965-01-380-9821
NSN 5999-01-062-0739