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 6110-01-547-2771
NSN 5950-00-269-2698
NSN 5855-00-237-4088
NSN 5950-01-385-1204
NSN 4140-01-358-7889
NSN 5990-00-212-4316
NSN 6610-01-489-0071
NSN 5965-00-431-2492
NSN 6620-01-531-3250
NSN 5920-00-280-5082
NSN 5920-01-108-8256
NSN 5960-01-399-4327