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 6610-00-034-3709
NSN 5960-00-445-3954
NSN 5920-01-548-9521
NSN 5935-00-470-7367
NSN 2925-01-434-6945
NSN 6650-01-484-7095
NSN 5835-01-225-1917
NSN 6135-01-020-3805
NSN 5920-00-650-6562
NSN 6610-00-236-2219
NSN 6645-00-149-1100
NSN 6150-01-506-4606