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 6220-01-439-7465
NSN 5996-01-473-2024
NSN 5998-01-555-7009
NSN 6220-00-204-5538
NSN 6645-00-522-4173
NSN 4140-01-479-4257
NSN 6145-01-145-9889
NSN 6620-00-109-5607
NSN 5915-01-584-2404
NSN 6650-01-449-8637
NSN 5990-01-485-0260
NSN 5895-01-462-2417