This standard specifies the main dimensions and anti-corrosion requirements of connectors used for testing the response time and pressure value of air brake devices of automobiles and trailers. This standard applies only to air brake systems.
GB/T 5922-1986 history
2008GB/T 5922-2008 Motor vehicles and towed vehicles.Pressure test connection for compressed-air pneumatic braking equipment
1986GB/T 5922-1986 Motor vehicles and towed vehicles--Pressure test connection for compressed-air pneumatic braking equipment