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 2925-01-273-4898
NSN 5998-01-588-6435
NSN 6145-00-804-6037
NSN 5855-01-391-7077
NSN 6650-00-445-1427
NSN 6110-00-932-1590
NSN 5996-01-447-4916
NSN 5996-01-583-5145
NSN 5925-01-014-4779
NSN 5895-01-480-7053
NSN 5895-01-004-1838
NSN 6110-01-309-8483