This standard specifies the technical requirements, test methods, inspection rules, marking, packaging, transportation, storage, etc. of internal combustion engine cooling water pumps. This standard applies to centrifugal cooling water pumps that require self-priming for small and medium-power internal combustion engines.
JB/T 8126.1-1999 history
2010JB/T 8126.1-2010 Internal combustion engines.Cooling water pumps.Part 1:Assemblies.Specification
1999JB/T 8126.1-1999 Internal combustion engines.Cooling water pumps.Specifications