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 5925-00-935-5287
NSN 5999-01-359-4934
NSN 5905-00-231-3462
NSN 6320-01-181-9474
NSN 5960-01-632-6576
NSN 5990-01-068-1651
NSN 5935-00-707-5379
NSN 5905-01-032-3409
NSN 6150-00-254-1041
NSN 5999-00-147-9978
NSN 6220-01-123-9290
NSN 5905-01-552-8271