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 5905-01-053-5295
NSN 6620-00-253-6329
NSN 6220-01-167-5436
NSN 5990-01-411-5930
NSN 6650-01-423-1348
NSN 5999-00-786-9623
NSN 5945-01-056-2814
NSN 6610-01-660-9082
NSN 5935-01-157-9615
NSN 5998-00-248-7472
NSN 6220-00-533-3936
NSN 6145-01-209-7469