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 5920-01-227-1877
NSN 5905-01-174-6213
NSN 5960-01-233-7127
NSN 5915-00-232-7069
NSN 5895-01-245-9090
NSN 5965-01-521-3224
NSN 5998-01-314-2916
NSN 6620-01-354-8472
NSN 5985-00-730-2494
NSN 6240-01-192-5590
NSN 6320-01-311-3286
NSN 5998-01-028-9399