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 4140-01-130-2091
NSN 6240-00-089-0902
NSN 5915-01-653-0627
NSN 5855-01-462-5150
NSN 4140-01-171-8492
NSN 5930-00-514-2095
NSN 5930-01-382-6768
NSN 6240-01-157-5154
NSN 6105-01-017-1302
NSN 4140-01-061-9849
NSN 6105-00-112-0967
NSN 6620-01-212-8089