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 6240-00-474-5809
NSN 6610-01-633-8931
NSN 6320-00-519-0770
NSN 4140-00-232-1039
NSN 7035-01-088-6415
NSN 5950-00-518-7559
NSN 6130-00-708-7543
NSN 5999-01-381-6548
NSN 5965-00-864-8046
NSN 5925-01-361-6279
NSN 6150-00-163-3845
NSN 5935-01-357-2119