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 4140-01-604-9981
NSN 6240-00-074-8798
NSN 5905-01-281-2256
NSN 6650-01-239-2759
NSN 5915-01-521-6706
NSN 6105-00-153-0238
NSN 5910-01-615-3664
NSN 5930-00-786-1568
NSN 5985-01-386-6292
NSN 6620-01-608-8548
NSN 5999-00-401-8719
NSN 6685-01-115-0303