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 6130-00-032-4859
NSN 5920-01-181-6776
NSN 5895-00-410-8836
NSN 6105-01-135-6964
NSN 5965-01-373-4716
NSN 5910-01-523-1967
NSN 6650-01-609-8848
NSN 5996-01-558-2862
NSN 6135-01-056-4609
NSN 6620-01-333-4734
NSN 5965-01-518-8194
NSN 5835-01-416-6449