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 4140-01-382-9925
NSN 6135-01-382-1980
NSN 5975-00-011-3714
NSN 5990-00-848-8870
NSN 6130-00-938-9361
NSN 6220-01-491-8938
NSN 6105-01-277-1269
NSN 6130-01-271-0521
NSN 5975-01-258-5807
NSN 5996-01-192-7875
NSN 5950-00-801-5620
NSN 5945-01-408-5522