This standard specifies the gauge type, basic dimensions and inspection methods for pin-type lampholders, and is used to test lampholders conforming to various specifications listed in the national standard GB 19148.2-2003 "Types and Dimensions of Pin-type Lampholders".
GB/T 1483.3-2002 history
2008GB/T 1483.2-2008 Gauges for caps and lampholders.Part 2:Gauges for pin caps and lampholders