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 5950-00-960-0357
NSN 2925-01-628-4219
NSN 6105-01-552-7878
NSN 6135-01-461-2915
NSN 6110-00-253-9523
NSN 6130-01-323-7767
NSN 6135-00-593-6831
NSN 6135-00-982-1882
NSN 5998-01-641-3442
NSN 5895-01-608-8118
NSN 5935-00-069-8299
NSN 4140-01-106-2559