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 4140-00-388-2979
NSN 6130-00-148-8784
NSN 6105-01-391-7124
NSN 5996-00-482-7334
NSN 6150-01-359-4876
NSN 5999-00-907-8799
NSN 6110-01-317-4830
NSN 5925-01-364-9184
NSN 6135-01-387-0754
NSN 5998-01-187-7930
NSN 6645-01-162-8023
NSN 5975-01-469-5460