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 5910-01-190-1291
NSN 5990-00-932-3070
NSN 5835-00-190-3401
NSN 5945-01-522-3586
NSN 6105-00-978-7882
NSN 5960-01-161-7240
NSN 5960-00-550-8673
NSN 5835-01-471-5848
NSN 6135-01-595-4779
NSN 5999-01-022-4581
NSN 6130-01-559-4367
NSN 5950-00-818-6956