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 6135-01-332-0431
NSN 5999-01-032-5527
NSN 6145-00-008-1834
NSN 5998-00-100-0491
NSN 6320-00-400-8042
NSN 5985-01-395-4971
NSN 5945-01-368-7497
NSN 6220-00-254-7280
NSN 2925-01-550-0177
NSN 5915-01-062-0592
NSN 5910-01-363-6580
NSN 5960-00-466-3523