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 5998-00-571-3299
NSN 6105-00-664-1292
NSN 6240-01-261-4646
NSN 5835-01-227-4752
NSN 5895-01-496-6904
NSN 6620-01-431-9176
NSN 5910-01-242-4291
NSN 6240-01-503-8717
NSN 6145-01-483-1292
NSN 6130-01-534-5478
NSN 5855-01-381-5324
NSN 5930-00-570-9888