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 6220-01-156-0280
NSN 5945-01-534-9686
NSN 5996-01-566-0344
NSN 6645-01-506-8900
NSN 6645-00-778-2839
NSN 6145-00-382-6199
NSN 2925-01-643-8395
NSN 5960-00-974-4003
NSN 5835-01-518-4300
NSN 2925-01-376-9236
NSN 5920-00-959-5664
NSN 6650-01-056-9760