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 5915-01-379-5530
NSN 6135-01-333-2540
NSN 5835-00-466-8544
NSN 6685-00-914-2345
NSN 5990-01-208-1101
NSN 6220-01-173-0584
NSN 6620-00-189-0967
NSN 5895-01-383-8693
NSN 6240-01-421-5671
NSN 5915-01-031-9750
NSN 4140-00-170-5152
NSN 5935-01-391-4980