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 6105-00-553-8943
NSN 5996-01-211-0208
NSN 5960-01-553-4557
NSN 5990-00-898-2675
NSN 6240-00-578-7894
NSN 6130-00-390-3846
NSN 5999-00-247-7527
NSN 5999-00-133-8954
NSN 6110-01-655-6364
NSN 5945-01-417-5607
NSN 5920-00-734-5519
NSN 5945-00-962-8602