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 5910-00-539-7904
NSN 5930-00-655-9288
NSN 5950-01-286-2175
NSN 6105-01-634-0322
NSN 5990-00-339-2084
NSN 5985-01-025-6051
NSN 6650-01-455-7280
NSN 5975-01-317-3759
NSN 5990-00-767-0893
NSN 6620-01-492-4271
NSN 6130-01-487-8699
NSN 6620-01-047-5831