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 5910-01-227-7525
NSN 2925-01-421-0068
NSN 5999-01-500-5371
NSN 5855-01-352-7033
NSN 5975-01-611-4859
NSN 5945-00-437-3754
NSN 6620-01-187-7267
NSN 5975-01-590-4585
NSN 2925-01-197-7864
NSN 4140-01-088-5961
NSN 6220-01-311-5764
NSN 5950-01-562-7319