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 5920-01-323-5782
NSN 5965-00-079-0928
NSN 6610-01-168-2051
NSN 5905-01-599-9311
NSN 5998-01-307-4504
NSN 5996-01-078-9803
NSN 5999-00-684-6811
NSN 5935-00-018-1943
NSN 5930-01-108-7334
NSN 5910-01-106-3994
NSN 6130-00-910-4542
NSN 6645-01-583-8153