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 5920-01-607-4346
NSN 6145-00-840-0969
NSN 5905-01-503-8040
NSN 5999-01-467-4395
NSN 5855-00-688-9954
NSN 5998-00-492-2932
NSN 6135-00-444-1402
NSN 6145-00-824-8522
NSN 5935-00-518-1754
NSN 6105-01-008-2296
NSN 5915-00-369-7890
NSN 4140-01-514-1897