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 4140-00-489-1992
NSN 6110-01-189-0214
NSN 5975-01-524-6223
NSN 6620-00-585-4096
NSN 6240-01-534-2987
NSN 6610-01-557-6908
NSN 5935-00-171-3129
NSN 5935-00-295-6403
NSN 2925-01-079-6229
NSN 5998-01-255-4270
NSN 5855-01-075-1292
NSN 5998-01-024-2648