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 5996-00-009-8966
NSN 5925-00-950-7444
NSN 6610-01-227-7221
NSN 5950-01-214-6435
NSN 6610-01-188-8163
NSN 5920-00-177-2738
NSN 5960-01-451-6993
NSN 5965-00-123-1727
NSN 6620-00-854-5024
NSN 2925-00-596-9775
NSN 5965-00-594-3115
NSN 6240-01-124-1049