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 5915-01-425-2981
NSN 5960-00-985-0262
NSN 6685-01-481-2593
NSN 5835-01-166-7420
NSN 5965-00-300-8055
NSN 5920-00-911-3452
NSN 6620-00-214-3949
NSN 5855-01-308-0955
NSN 6105-01-172-9949
NSN 6135-01-333-2540
NSN 5835-01-209-6410
NSN 5975-01-448-1344