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 6685-01-292-7102
NSN 5930-01-220-4094
NSN 5915-01-608-0914
NSN 6220-01-186-2529
NSN 6240-01-252-9374
NSN 6620-00-431-3837
NSN 5960-00-170-9614
NSN 5990-01-462-1617
NSN 5855-00-256-5562
NSN 5999-01-394-4549
NSN 6240-00-698-5822
NSN 2925-01-142-0981