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.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 6620-01-129-8943
NSN 6620-00-132-6855
NSN 6645-00-074-4580
NSN 5935-01-090-0944
NSN 5915-01-599-1266
NSN 6610-01-100-3662
NSN 5950-00-892-9508
NSN 5915-00-805-3666
NSN 5910-01-150-6361
NSN 5950-01-013-0049
NSN 6135-01-062-9356
NSN 5998-01-069-2172