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 5935-01-333-2228
NSN 5975-01-497-6040
NSN 4140-01-603-0969
NSN 5998-01-611-5759
NSN 5975-01-339-7789
NSN 5985-01-219-9498
NSN 6130-01-465-4979
NSN 6650-01-218-4742
NSN 5835-01-242-9806
NSN 5905-01-569-1312
NSN 2925-00-798-2663
NSN 6620-00-038-5343