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 5935-01-588-9420
NSN 5930-01-089-9841
NSN 5990-01-548-3711
NSN 6150-01-462-1824
NSN 5835-01-484-4698
NSN 6645-00-952-4509
NSN 6650-01-398-1117
NSN 5990-01-263-0362
NSN 6130-01-325-5518
NSN 5925-00-710-6642
NSN 6240-01-256-0859
NSN 5905-01-200-6983