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 5990-01-341-5735
NSN 5975-00-753-7669
NSN 5895-01-158-3529
NSN 5925-01-438-6720
NSN 5998-01-578-7052
NSN 5960-01-497-4572
NSN 6620-01-471-8128
NSN 5905-00-843-8041
NSN 5895-01-008-8173
NSN 5950-00-596-8102
NSN 5990-00-099-0822
NSN 5945-01-609-9809