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 5930-01-103-0488
NSN 6320-01-323-7565
NSN 5950-01-366-5474
NSN 2925-00-814-8745
NSN 6645-01-308-2260
NSN 5960-01-252-8821
NSN 5999-00-456-0603
NSN 6105-01-513-9330
NSN 5930-01-437-9081
NSN 2925-00-486-8640
NSN 5910-00-910-8122
NSN 6130-01-441-1746