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 4140-01-274-7720
NSN 4140-00-351-7085
NSN 5930-00-276-9289
NSN 6610-00-367-9603
NSN 6240-01-047-4085
NSN 5910-01-011-3580
NSN 5960-01-350-5332
NSN 5985-01-556-6917
NSN 5905-01-435-9834
NSN 5855-01-352-7033
NSN 4140-01-632-4964
NSN 5950-01-651-6476