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 4140-01-541-7030
NSN 6105-00-162-2060
NSN 5985-00-375-1837
NSN 6240-01-241-5209
NSN 5965-00-028-9646
NSN 5855-01-413-8962
NSN 6150-00-091-9101
NSN 5920-00-978-9183
NSN 6145-01-187-8909
NSN 5915-00-915-9193
NSN 6320-00-261-9136
NSN 5910-01-437-5202