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 6150-00-676-0981
NSN 5905-00-425-6323
NSN 5950-00-233-7344
NSN 5935-01-350-5679
NSN 6650-01-444-1321
NSN 5895-00-839-3113
NSN 6135-01-101-5039
NSN 5975-00-312-1410
NSN 6145-01-174-2992
NSN 4140-01-146-5409
NSN 5999-01-586-0847
NSN 5990-01-033-0051