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 5950-00-773-9958
NSN 6130-01-004-8554
NSN 6240-00-911-4832
NSN 5998-00-020-0095
NSN 5950-00-581-9999
NSN 6650-01-649-0228
NSN 5855-00-405-4532
NSN 5950-01-550-8548
NSN 5975-01-394-4152
NSN 5990-01-443-2931
NSN 5975-01-373-8361
NSN 6135-01-242-2304