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 5855-00-879-5849
NSN 5985-01-100-1206
NSN 6610-00-623-5783
NSN 5895-01-328-3211
NSN 6105-00-297-3762
NSN 6645-01-500-0827
NSN 7035-00-753-0695
NSN 6650-01-174-8427
NSN 5935-01-198-4694
NSN 5960-01-654-4353
NSN 5965-01-139-5472
NSN 6240-00-500-4404