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 5935-01-290-3742
NSN 6320-01-255-2096
NSN 6145-01-238-4979
NSN 6620-01-605-1465
NSN 6220-00-463-4812
NSN 5996-00-100-4932
NSN 6650-01-500-2594
NSN 5945-01-025-9810
NSN 6110-01-366-8908
NSN 6130-01-408-5603
NSN 6145-01-424-0354
NSN 6105-00-545-5627