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 5915-01-383-2041
NSN 5905-00-836-6662
NSN 6130-01-300-3356
NSN 5920-01-391-4662
NSN 6240-01-453-2773
NSN 5950-01-522-4324
NSN 6105-01-357-5040
NSN 6685-01-565-1801
NSN 5910-00-186-9524
NSN 5930-01-461-8362
NSN 6145-01-062-9820
NSN 6110-00-245-1814