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 5960-01-570-8605
NSN 6135-01-324-7718
NSN 6610-01-246-7563
NSN 6320-00-242-3300
NSN 6150-01-276-6435
NSN 5965-00-461-2594
NSN 4140-00-854-8871
NSN 6220-01-429-9538
NSN 5935-01-204-3409
NSN 4140-01-539-0548
NSN 5945-00-679-9554
NSN 6145-01-640-8840