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 5930-01-645-0474
NSN 6135-00-643-4843
NSN 7035-00-731-8729
NSN 6610-01-299-7171
NSN 4140-01-624-2199
NSN 5965-00-123-1727
NSN 6620-01-179-7259
NSN 5835-00-140-8646
NSN 6320-01-631-7828
NSN 6620-01-304-4747
NSN 6620-01-218-6203
NSN 5999-01-369-5671