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 5960-01-360-4107
NSN 6240-00-272-8601
NSN 6130-00-182-3006
NSN 5965-01-370-1891
NSN 5985-01-359-5502
NSN 5930-00-308-0287
NSN 6135-01-428-8821
NSN 6150-01-462-2642
NSN 5905-01-578-6517
NSN 5996-00-842-9120
NSN 6220-00-985-3465
NSN 5930-01-592-7964