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 5855-01-261-5495
NSN 6240-01-426-5581
NSN 6685-01-440-3316
NSN 5990-00-974-1918
NSN 5999-01-415-7830
NSN 5990-00-459-5752
NSN 5998-01-644-3541
NSN 7035-00-731-8729
NSN 5855-01-028-8387
NSN 5930-01-655-1048
NSN 2925-01-599-1901
NSN 5985-01-447-2955