This standard BS 3766:1979 Specification for coolant pumps for machine tools is classified in these ICS categories:
21.260 Lubrication systems
This British Standard specifies the dimensional requirements and performance of machine tool, a.c. motor-driven vertical spindle centrifugal coolant pumps of the immersed (stem or flange mounted) and side mounted types having capacities of 15 litres/min to 200 litres/min.
Dimensions and performance requirements for vertical spindle centrifugal pumps of immersed and side mounted types.