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 5905-01-290-4409
NSN 5990-00-173-9401
NSN 6620-01-589-5411
NSN 5895-01-380-0304
NSN 2925-01-479-3806
NSN 5920-01-373-9405
NSN 5835-01-412-0344
NSN 6650-01-615-8806
NSN 6610-00-430-5208
NSN 6610-01-163-7062
NSN 6135-01-475-0162
NSN 6150-00-164-8900