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 2925-01-218-5556
NSN 6620-01-217-3216
NSN 6220-01-620-9249
NSN 5965-00-647-3972
NSN 5996-00-938-1796
NSN 5930-01-206-2859
NSN 5910-00-889-2793
NSN 5975-00-817-1781
NSN 5835-01-351-8429
NSN 5965-00-564-4399
NSN 5960-00-819-3926
NSN 6320-01-512-2031