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 5895-01-116-9040
NSN 5935-01-143-9177
NSN 4140-00-269-5795
NSN 5910-00-432-6361
NSN 5996-00-325-6285
NSN 5935-00-401-8795
NSN 5925-01-045-4251
NSN 5950-00-905-6887
NSN 5925-01-108-5144
NSN 4140-00-193-0067
NSN 6320-00-590-9342
NSN 6135-00-900-2139