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 2925-01-041-8201
NSN 5998-00-219-4186
NSN 5960-01-100-7381
NSN 5990-01-458-2531
NSN 5945-00-351-6240
NSN 5960-01-471-8201
NSN 5920-01-646-5798
NSN 6650-01-547-2628
NSN 5910-01-358-5534
NSN 5965-01-579-1871
NSN 5925-01-110-8835
NSN 5910-01-490-4294