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 4140-00-601-8921
NSN 6145-01-047-2080
NSN 6105-00-282-8943
NSN 7035-01-258-7661
NSN 5960-00-457-5560
NSN 6130-00-959-8963
NSN 6645-00-100-7218
NSN 5895-00-835-7084
NSN 6645-00-574-9712
NSN 5855-00-560-0110
NSN 6610-01-095-5037
NSN 5920-00-931-7979