This standard specifies the structure, dimensions and technical requirements for the comprehensive position gauge of the three screw holes at the end of the axle shaft (hereinafter referred to as the position gauge). This standard applies to the position gauge of the three screw holes on the axle end of rolling bearings for axles.
TB/T 2456.2-1993 history
1993TB/T 2456.2-1993 Synthetic gauge for 3-screw measuring hole positions at axle ends
TB/T 2456.2-1993 Synthetic gauge for 3-screw measuring hole positions at axle ends was changed to TB/T 3576-2022 Special measuring tools for rolling stock axles.