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 6150-01-442-1981
NSN 6150-01-512-9830
NSN 6650-01-120-2628
NSN 2925-01-085-0691
NSN 5920-01-469-3058
NSN 5998-00-614-0123
NSN 6610-00-084-3773
NSN 5985-01-305-3783
NSN 5960-01-342-1961
NSN 5998-00-613-4121
NSN 5945-01-040-5749
NSN 5920-00-199-9514