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 6220-01-370-9312
NSN 4140-01-483-5113
NSN 6110-01-420-0310
NSN 5975-00-212-7754
NSN 4140-01-295-5588
NSN 5960-01-100-4454
NSN 5998-01-015-3193
NSN 6610-01-224-7675
NSN 6150-01-103-7763
NSN 4140-01-253-1860
NSN 6240-00-982-6748
NSN 6620-00-188-2560