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 6240-01-041-7477
NSN 6320-01-377-0033
NSN 6685-01-502-5930
NSN 6150-01-158-6152
NSN 5920-00-981-5821
NSN 7035-00-283-3112
NSN 6320-01-393-7022
NSN 5990-01-492-9887
NSN 5935-01-393-4120
NSN 5998-01-654-5990
NSN 5975-01-014-5493
NSN 5950-01-514-6992