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 5935-00-581-4492
NSN 5905-01-467-1772
NSN 5895-01-528-7881
NSN 6610-00-300-4774
NSN 5835-01-452-7081
NSN 6220-01-410-8592
NSN 5920-01-354-6243
NSN 5960-00-359-7768
NSN 6320-01-631-7828
NSN 6110-00-883-3505
NSN 2925-01-359-4027
NSN 6150-00-106-4134