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 5895-01-583-9722
NSN 6320-01-331-6947
NSN 6620-01-254-7963
NSN 5950-01-100-1193
NSN 5905-01-343-8094
NSN 5915-01-091-2054
NSN 5905-00-511-2596
NSN 5985-01-598-0440
NSN 6610-00-894-2143
NSN 6645-00-276-7544
NSN 5950-01-482-9344
NSN 5985-00-156-1635