This standard specifies the type and size of the oil pump drive shaft end. This standard applies to the design and manufacture of transmission shaft ends for small and medium-power internal combustion engine oil pumps (including gear pumps and rotor pumps).
JB/T 8414-1996 history
2015JB/T 8413.6-2015 Oil pumps for internal combustion engines - Part 6: Types and dimensions of drive shaft ends
1996JB/T 8414-1996 Type and size of oil pump drive shaft end of internal-combustion engine
JB/T 8414-1996 Type and size of oil pump drive shaft end of internal-combustion engine was changed to JB/T 8413.6-2015 Oil pumps for internal combustion engines - Part 6: Types and dimensions of drive shaft ends.