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 5920-00-391-6252
NSN 5930-01-640-7461
NSN 6105-00-905-3135
NSN 6150-01-380-0103
NSN 5945-00-253-4483
NSN 5905-01-516-3247
NSN 6150-00-651-8743
NSN 6145-01-104-5084
NSN 6150-00-538-1176
NSN 5960-00-050-0442
NSN 5835-01-307-8954
NSN 5910-01-403-2812