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 5998-00-010-9977
NSN 5990-01-463-2279
NSN 5998-01-314-2071
NSN 5930-01-642-2853
NSN 6220-00-248-2547
NSN 6320-01-434-3049
NSN 4140-01-104-4727
NSN 6320-01-312-3620
NSN 5910-00-022-8185
NSN 6620-01-193-9846
NSN 6685-00-587-8158
NSN 5999-01-449-5733