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 5930-00-615-4181
NSN 5990-00-907-3912
NSN 5950-00-620-9788
NSN 6105-00-400-6819
NSN 4140-00-952-4047
NSN 6105-00-216-5813
NSN 5950-01-251-0599
NSN 5975-00-627-8853
NSN 5915-01-353-5156
NSN 5930-00-644-8046
NSN 5950-01-061-5469
NSN 5985-00-339-2318