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 5910-01-413-6356
NSN 5960-01-624-1170
NSN 5930-01-359-9053
NSN 4140-00-408-5650
NSN 5855-01-068-3683
NSN 5965-01-061-6871
NSN 5835-01-501-0526
NSN 5965-01-105-7901
NSN 5965-01-350-1890
NSN 5905-00-160-4770
NSN 5920-01-600-4858
NSN 5999-01-443-2466