This standard specifies the types and dimensions of bayonet lampholders for electric light sources. This Part applies to the design, manufacture and inspection of bayonet-type lampholders for electric light sources.
GB/T 1406.5 Types and dimensions of lamp caps.Part5:Bayonet caps
GB/T 1483.5 Gauges for caps and lampholders.Part 5:Gauges for bayonet caps and lampholders*, 2008-06-18 Update
GB/T 21098 Lamp caps and holders together with gauges for the control of interchangeability and safety—Part 4: Guidelines and general information*, 2022-04-15 Update
GB/T 19148.5-2008 history
2008GB/T 19148.5-2008 Types and dimensions of lampholder.Part 5: Bayonet lampholders
2003GB 19148.5-2003 Types and dimensions of lampholders Part 5: Bayonet lampholders
GB/T 19148.5-2008 Types and dimensions of lampholder.Part 5: Bayonet lampholders has been changed from GB 19148.5-2003 Types and dimensions of lampholders Part 5: Bayonet lampholders.