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 5975-01-479-5642
NSN 5855-01-461-8169
NSN 5985-01-622-7843
NSN 6650-00-804-2039
NSN 6620-01-241-4881
NSN 6105-01-460-5496
NSN 6105-01-032-2856
NSN 5915-00-452-0863
NSN 5999-00-967-2623
NSN 6150-00-143-5396
NSN 4140-01-034-1135
NSN 5945-01-284-3179