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 5999-01-557-1940
NSN 5910-01-185-4151
NSN 5930-01-391-4651
NSN 5950-01-470-3740
NSN 4140-01-291-9342
NSN 5996-01-406-5785
NSN 5905-01-236-6729
NSN 5835-01-350-0566
NSN 7035-01-114-8550
NSN 5998-00-772-7043
NSN 6220-00-115-5842
NSN 4140-01-227-4674