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 6240-00-646-6931
NSN 5990-01-350-9950
NSN 6150-00-548-8718
NSN 2925-00-735-4979
NSN 6110-01-396-0864
NSN 5999-00-969-3856
NSN 5996-01-541-2427
NSN 6105-01-487-2891
NSN 6645-00-697-5694
NSN 6645-00-226-2270
NSN 4140-01-572-7693
NSN 5985-01-218-5643