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 4140-01-473-5562
NSN 6610-00-726-0247
NSN 5945-00-426-0777
NSN 5999-00-144-7698
NSN 6135-01-026-9960
NSN 6650-01-578-7192
NSN 6130-01-627-3135
NSN 5998-00-070-1827
NSN 5855-01-039-2859
NSN 6130-01-408-2682
NSN 5985-00-104-8289
NSN 5925-01-049-1289