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 6620-00-411-0179
NSN 5915-01-453-2261
NSN 2925-01-122-7812
NSN 5999-00-263-3328
NSN 6150-00-153-9361
NSN 6150-01-381-1345
NSN 5985-01-562-4925
NSN 5855-01-559-7611
NSN 5999-01-209-5404
NSN 5835-00-240-6111
NSN 5855-00-174-3482
NSN 5905-00-148-8338