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 5925-01-519-6972
NSN 5960-01-412-0619
NSN 4140-01-227-9726
NSN 5990-01-641-1492
NSN 5915-01-067-9870
NSN 5996-00-984-7641
NSN 6610-00-184-0833
NSN 5915-01-132-6577
NSN 5998-01-023-2153
NSN 6105-01-149-8830
NSN 6105-01-442-1250
NSN 5905-01-597-8937