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 5930-00-921-5195
NSN 5950-00-265-5662
NSN 5915-01-423-4642
NSN 5999-00-707-3257
NSN 5930-00-707-1401
NSN 5950-01-471-5228
NSN 5855-01-443-6806
NSN 5895-00-632-6451
NSN 7035-00-320-5644
NSN 5930-00-111-2727
NSN 6135-01-204-3882
NSN 4140-01-110-1980