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 4140-01-325-0021
NSN 7035-00-020-2227
NSN 5935-01-156-9013
NSN 4140-00-155-8012
NSN 5910-00-083-3453
NSN 7035-01-254-3044
NSN 6650-01-573-7165
NSN 5905-00-597-6081
NSN 5999-01-492-5882
NSN 5999-01-351-5601
NSN 6145-01-420-5513
NSN 6650-01-365-9306