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 5990-00-366-0112
NSN 4140-00-211-3867
NSN 6645-01-383-6514
NSN 6685-01-568-0884
NSN 6130-01-534-2275
NSN 5975-01-049-7113
NSN 5855-01-364-7903
NSN 5996-01-398-0037
NSN 5915-01-268-0930
NSN 5915-01-425-1401
NSN 5965-01-032-0940
NSN 4140-01-586-0622