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 5930-01-504-8581
NSN 5905-00-813-4596
NSN 6685-00-555-4198
NSN 6320-00-539-9283
NSN 6685-01-062-9262
NSN 6105-00-625-4867
NSN 5965-00-518-0958
NSN 5996-00-778-2849
NSN 6150-00-930-5662
NSN 6320-01-549-3153
NSN 5990-01-586-2475
NSN 5960-01-376-3880