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 5920-01-153-0246
NSN 5935-01-103-0938
NSN 6620-01-452-8418
NSN 6150-00-271-9925
NSN 6240-01-333-1996
NSN 5915-01-201-0333
NSN 2925-01-400-2286
NSN 5998-01-479-5093
NSN 4140-01-306-0477
NSN 5998-01-439-1200
NSN 5855-01-381-7493
NSN 5910-00-109-0680