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 6240-01-025-2553
NSN 5905-00-703-1902
NSN 6145-01-524-9817
NSN 6320-01-443-3826
NSN 6145-00-437-4673
NSN 5930-00-569-2536
NSN 6145-01-269-7397
NSN 6130-01-639-8149
NSN 5996-00-514-7678
NSN 6130-00-185-8093
NSN 5835-00-930-8500
NSN 5990-01-100-1840