This part of ISO 3019 specifies sizes and dimensions and establishes an identification code for the two- and fourbolt
mounting flanges and the shaft ends of positive-displacement, rotary hydraulic fluid power pumps and motors.
It is applicable to cylindrical keyed shaft ends with an external thread, as well as to those without a thread, to
conical keyed shaft ends with an external thread and to 30° involute spline shaft ends.
NOTE Involute spline is in accordance with SAE J744 .
Status: PublishedPublication date: 2001-06
Edition: 2Number of pages: 12
Technical Committee: ISO/TC 131/SC 2 Pumps, motors and integral transmissions
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