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 4140-00-439-4100
NSN 5965-00-630-7872
NSN 6650-01-371-2198
NSN 6650-00-901-1501
NSN 5960-01-457-0157
NSN 5965-01-157-6089
NSN 5920-00-387-5312
NSN 5965-01-156-4478
NSN 5925-01-494-9267
NSN 5945-00-434-4323
NSN 6130-01-524-5501
NSN 5950-00-201-1933