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 6240-01-147-0379
NSN 5835-01-229-6964
NSN 5835-00-366-0240
NSN 6150-00-705-0302
NSN 6620-01-555-1453
NSN 5895-00-518-1593
NSN 5950-01-495-0873
NSN 6645-01-239-8133
NSN 5960-01-068-9609
NSN 6105-01-042-9785
NSN 5985-01-420-5801
NSN 6220-00-227-8209