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 4140-01-195-1540
NSN 6620-00-420-1061
NSN 5945-00-739-7634
NSN 5950-01-550-7685
NSN 6105-01-632-3606
NSN 2925-01-222-7764
NSN 6650-01-331-5243
NSN 6240-01-041-4406
NSN 6610-00-113-9176
NSN 5855-00-494-9581
NSN 5905-01-612-6476
NSN 5998-01-014-2428