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 5835-01-416-6455
NSN 5835-00-870-7034
NSN 6150-01-254-7457
NSN 5925-01-443-6246
NSN 6320-01-544-6447
NSN 2925-01-511-5359
NSN 6135-00-962-4111
NSN 5915-01-172-4298
NSN 6240-00-756-2945
NSN 6110-01-116-4251
NSN 6320-01-551-3553
NSN 5920-01-032-4756