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 5935-01-204-7498
NSN 6620-00-959-6614
NSN 6240-01-413-3035
NSN 5965-01-392-1761
NSN 5935-00-419-5561
NSN 5920-01-634-0250
NSN 6150-00-683-5349
NSN 5930-00-960-0160
NSN 6130-01-408-5814
NSN 5930-01-026-6094
NSN 5975-00-260-1336
NSN 5945-01-256-0295