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 5895-01-422-0593
NSN 6145-01-278-6903
NSN 5905-01-496-0209
NSN 2925-00-833-9466
NSN 5930-01-060-1928
NSN 6240-00-292-3237
NSN 5985-01-261-2307
NSN 5999-00-429-1915
NSN 6620-00-811-7614
NSN 5950-01-147-1655
NSN 6130-00-932-6580
NSN 5950-00-084-3391