This standard specifies the bayonet type machine tool spindle end and the corresponding interchangeable dimensions. This standard applies to horizontal lathes, automatic lathes, and other machine tools can also be used as a reference.
GB/T 5900.3-1997 history
2022GB/T 5900.3-2022 Machine tools—Connecting dimensions of spindle noses and work holding chucks—Part 3:Bayonet type
1997GB/T 5900.3-1997 Machine tools--Spindle noses and face plates--Sizes for interchangeability--Part 3: Bayonet type