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 5895-01-312-4233
NSN 5975-01-204-6887
NSN 5935-01-477-1993
NSN 6150-01-010-3400
NSN 6135-01-469-7574
NSN 6610-01-091-9707
NSN 5925-00-901-9514
NSN 5925-00-907-3915
NSN 5935-01-355-2502
NSN 5960-01-258-5615
NSN 5965-00-827-9680
NSN 6145-00-968-6603