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 5990-00-827-6212
NSN 5950-01-358-8788
NSN 6610-00-226-4710
NSN 5925-01-512-2765
NSN 5935-00-724-0177
NSN 6685-00-148-4847
NSN 6110-01-361-8044
NSN 5960-01-528-1147
NSN 5910-00-905-7483
NSN 5999-00-931-9504
NSN 5930-01-148-1322
NSN 5998-00-378-4096