BS 7403-3:1998 Full-flow lubricating oil filters for internal combustion engines. Methods of test for resistance to high differential pressure and to elevated temperature
This part of ISO 4548 specifies tests for measuring the resistance to high differential pressure and the resistance to elevated temperatures of filter elements of full-flow lubricating oil filters for internal combustion engines.
BS 7403-3:1998 history
1998BS 7403-3:1998 Full-flow lubricating oil filters for internal combustion engines. Methods of test for resistance to high differential pressure and to elevated temperature