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 5998-01-186-0389
NSN 5935-00-233-4962
NSN 6130-01-586-5379
NSN 6610-01-009-1406
NSN 2925-01-022-3181
NSN 5935-01-483-0439
NSN 6320-01-108-5933
NSN 6105-01-382-8099
NSN 5920-01-053-9797
NSN 6240-00-089-3605
NSN 4140-00-285-6042
NSN 5915-01-184-8387