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 5915-01-104-7688
NSN 5945-00-682-4375
NSN 5999-01-655-8179
NSN 5998-00-262-4259
NSN 5950-01-426-4354
NSN 5985-01-237-5344
NSN 5999-00-942-9927
NSN 5990-00-105-7831
NSN 5975-00-081-2171
NSN 5975-01-641-4177
NSN 6620-01-417-3314
NSN 6645-00-200-2324