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 6645-01-633-1852
NSN 6645-01-152-5207
NSN 5945-00-891-7255
NSN 5998-00-382-7497
NSN 5925-01-245-3973
NSN 5945-01-614-8936
NSN 7035-01-068-5077
NSN 5950-01-214-0949
NSN 5965-00-754-9059
NSN 4140-00-146-1633
NSN 7035-00-763-6180
NSN 5855-01-323-5394