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 5975-01-351-6846
NSN 5895-00-258-3058
NSN 5930-01-529-2377
NSN 5975-01-418-2527
NSN 6240-01-573-6388
NSN 5950-01-529-7914
NSN 5990-00-232-3965
NSN 5960-01-142-1995
NSN 4140-01-268-1351
NSN 6320-01-228-2380
NSN 5990-00-642-9930
NSN 6105-00-301-5334