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 5925-00-290-4451
NSN 5935-00-676-7431
NSN 5930-01-590-0164
NSN 5998-00-346-6644
NSN 5905-01-055-8397
NSN 5905-01-083-5766
NSN 5950-01-157-9914
NSN 5960-00-269-4762
NSN 5910-01-558-5359
NSN 6610-00-633-4338
NSN 6145-01-378-8207
NSN 5975-01-381-9064