This International Standard lays down the dimensions of couplings between power take-offs (PTO) and ancillary driven units mounted on commercial vehicles, such as hydraulic pumps, etc.
This International Standard applies to ancillary equipment of commercial vehicles that require a hydraulic or mechanical power system and that take power off the main drive line of the vehicle.
IS 12905-1990 history
1990IS 12905-1990 Commercial vehicles - couplings between power take-off (PTO) and auxiliary drive