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 6220-00-471-8995
NSN 6110-01-271-4966
NSN 6610-00-099-4096
NSN 5998-01-448-2119
NSN 6645-00-339-0318
NSN 6220-01-482-8612
NSN 5990-01-423-8189
NSN 6620-01-446-6571
NSN 6645-01-056-5291
NSN 6135-00-416-2898
NSN 5945-01-006-4472
NSN 6150-00-394-4934