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 5998-01-463-9077
NSN 5925-01-242-9945
NSN 5925-01-215-2119
NSN 5998-01-510-8519
NSN 5985-01-550-9852
NSN 5835-01-659-9851
NSN 6320-00-809-5744
NSN 5930-00-856-6481
NSN 5945-01-349-3296
NSN 5910-00-051-0162
NSN 5990-01-117-7932
NSN 5930-01-310-8565