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 5925-01-442-1517
NSN 5975-00-141-0554
NSN 5835-01-016-4745
NSN 5960-01-216-7004
NSN 5999-01-060-1852
NSN 5915-01-072-2247
NSN 5920-01-565-8377
NSN 5960-01-411-5899
NSN 6620-01-376-3744
NSN 5975-01-102-4829
NSN 5975-01-079-3962
NSN 5975-01-486-3971