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 4140-00-841-5905
NSN 5945-01-440-9874
NSN 5945-00-411-5498
NSN 6240-01-070-0759
NSN 5960-01-063-2009
NSN 4140-01-505-2177
NSN 6220-01-119-0742
NSN 5835-00-518-4507
NSN 5985-00-686-1114
NSN 5910-01-214-6852
NSN 6105-01-452-1020
NSN 5990-01-411-5930