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 6645-01-201-5802
NSN 6130-00-769-3868
NSN 5935-01-357-1119
NSN 5999-01-241-0355
NSN 5990-00-964-9672
NSN 7035-01-606-9692
NSN 2925-00-456-7627
NSN 6130-01-415-6547
NSN 5960-00-128-7252
NSN 6610-01-269-5437
NSN 6110-01-112-4317
NSN 5925-01-153-0144