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 5990-00-779-8268
NSN 5935-01-024-6090
NSN 5945-01-398-1213
NSN 6220-01-304-4642
NSN 5920-01-634-0250
NSN 6240-00-215-8550
NSN 6145-01-381-4572
NSN 5920-01-528-2115
NSN 5998-01-611-9717
NSN 6110-01-552-1291
NSN 6610-01-017-7725
NSN 5910-01-169-8162