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 6220-01-007-1912
NSN 6130-00-570-6232
NSN 5925-00-016-3758
NSN 6650-01-219-3731
NSN 6220-00-948-6544
NSN 5950-00-249-1260
NSN 4140-01-345-0302
NSN 6105-01-298-5592
NSN 5998-01-634-0604
NSN 5960-00-315-0358
NSN 5855-01-598-4415
NSN 6105-01-209-1635