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 5915-01-645-3279
NSN 5930-01-485-8785
NSN 4140-01-325-5422
NSN 5996-01-510-3257
NSN 4140-01-268-3273
NSN 6645-00-262-7448
NSN 5945-01-050-9172
NSN 5835-01-376-8454
NSN 5975-01-651-2839
NSN 6145-00-768-1956
NSN 5990-00-583-9920
NSN 5950-00-833-6096