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 5985-00-533-0659
NSN 5920-00-800-5021
NSN 5999-01-508-7875
NSN 4140-01-541-9772
NSN 6240-01-283-0404
NSN 5920-01-141-5706
NSN 5895-01-256-6112
NSN 5920-00-768-1389
NSN 4140-01-541-5822
NSN 5905-01-616-4571
NSN 5985-00-600-7104
NSN 6240-01-109-4680