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 6645-01-573-2536
NSN 6620-01-580-8799
NSN 5960-01-279-2589
NSN 5925-00-982-7687
NSN 5920-00-003-2940
NSN 5990-00-242-3754
NSN 2925-01-178-0063
NSN 5985-01-410-8352
NSN 6240-00-633-1243
NSN 6150-01-031-1696
NSN 5910-00-080-2277
NSN 5999-00-399-1215