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 5920-00-231-2781
NSN 2925-00-800-4685
NSN 6220-00-925-2233
NSN 5935-00-568-0956
NSN 5990-01-254-2936
NSN 5835-01-111-9838
NSN 5950-01-654-3672
NSN 5930-01-382-7640
NSN 5910-00-263-7884
NSN 7035-01-532-8077
NSN 5950-00-856-7100
NSN 6685-00-575-4647