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 6145-01-483-9660
NSN 2925-00-111-4097
NSN 5920-00-482-8275
NSN 5985-01-537-6441
NSN 6150-00-212-3975
NSN 5930-00-751-3993
NSN 6130-01-639-8149
NSN 4140-00-078-9357
NSN 5950-00-296-5505
NSN 4140-01-389-6444
NSN 6610-01-445-4304
NSN 6110-01-157-9341