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 6645-00-242-0480
NSN 6320-00-456-0836
NSN 6685-01-336-0494
NSN 5999-01-578-7948
NSN 6130-01-494-1998
NSN 5996-00-518-3675
NSN 5910-01-633-9963
NSN 6650-00-943-4247
NSN 6150-01-473-6880
NSN 5895-01-178-4061
NSN 2925-00-504-2363
NSN 5855-01-352-7033