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 2925-01-014-0118
NSN 6610-00-891-6370
NSN 5935-01-159-2506
NSN 6150-00-859-2934
NSN 6620-00-199-8734
NSN 5950-01-346-8684
NSN 6220-01-376-9287
NSN 5915-00-774-8418
NSN 5960-01-196-3344
NSN 5925-01-286-2805
NSN 6130-00-725-0066
NSN 6650-01-388-4363