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 5945-00-157-5404
NSN 5945-01-432-2416
NSN 5960-01-419-9156
NSN 6220-00-696-1519
NSN 5990-00-804-4982
NSN 5998-01-366-5227
NSN 6620-00-391-7858
NSN 6685-01-648-2179
NSN 6135-00-998-5884
NSN 5999-01-565-0914
NSN 6130-01-567-6992
NSN 6320-01-240-4637