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 5975-01-056-5514
NSN 5960-00-204-7506
NSN 6240-01-502-7103
NSN 5996-01-359-0057
NSN 6220-00-266-8222
NSN 5920-00-450-1978
NSN 5950-01-421-1788
NSN 5920-01-418-1821
NSN 5985-01-051-6106
NSN 5960-01-109-4828
NSN 5985-01-063-8181
NSN 6150-00-866-9404