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 6240-00-542-6657
NSN 5895-01-182-9834
NSN 6645-01-435-6373
NSN 6610-01-425-1523
NSN 6620-01-063-1441
NSN 6110-00-629-0284
NSN 5905-01-029-3864
NSN 5920-00-828-0148
NSN 6135-01-062-9356
NSN 5960-01-411-5899
NSN 5950-01-487-4948
NSN 6135-01-367-6203