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 5950-01-178-8817
NSN 5996-01-466-0431
NSN 5920-00-959-5664
NSN 5960-01-495-0859
NSN 2925-01-346-9522
NSN 6220-01-007-1912
NSN 5975-00-159-8876
NSN 6150-01-038-1318
NSN 6650-01-267-7739
NSN 5895-01-265-8147
NSN 6620-01-352-5640
NSN 5985-01-216-2972