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 6105-01-429-8577
NSN 6650-00-155-5827
NSN 5950-01-087-2031
NSN 6240-01-484-6712
NSN 5950-00-847-7958
NSN 6135-00-932-3136
NSN 5905-01-477-8901
NSN 6145-01-215-9853
NSN 5999-00-980-1414
NSN 5920-00-417-8768
NSN 6620-00-952-4278
NSN 6130-01-354-9306