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 6620-01-117-7303
NSN 5915-00-226-6863
NSN 5960-00-760-1949
NSN 6650-01-641-4153
NSN 5905-01-442-7682
NSN 6645-00-246-4934
NSN 6610-01-271-7593
NSN 5998-00-803-3067
NSN 5915-01-553-4392
NSN 4140-01-232-0537
NSN 5925-00-892-9932
NSN 5895-01-523-1264