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 5999-01-473-6709
NSN 6150-01-653-6891
NSN 5945-01-583-5918
NSN 5835-01-406-4066
NSN 7035-00-834-2090
NSN 5855-01-398-9548
NSN 5965-00-698-0433
NSN 6610-00-974-6607
NSN 5950-01-464-0042
NSN 6110-01-079-2737
NSN 5975-00-779-1440
NSN 5930-00-339-3451