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 4140-01-100-1223
NSN 5990-01-516-9665
NSN 6130-01-239-9831
NSN 6110-01-370-2441
NSN 5975-01-125-5232
NSN 5996-00-735-9346
NSN 7035-01-658-1623
NSN 5895-00-471-9904
NSN 5925-01-250-3306
NSN 5945-01-242-9989
NSN 6220-00-635-8818
NSN 5905-00-295-8630