Scope:
Purpose This specification provides a standard for the alignment tests required to evaluate the accuracy and determine acceptance of NAS 900 Series equipment noted in paragraph 1.2, and to provide a standard format for recording and reporting actual alignment results. This standard lists minimum requirements.
Classification
This specification is applicable to the machines in the following categories.
Milling Machines general purpose – knee and bed type – horizontal and vertical.
Numerically Controlled milling machines – knee and bed type horizontal and vertical.
Horizontal boring, drilling and milling machines.
Numerically Controlled horizontal boring, drilling and milling machines.
Numerically Controlled combination drilling, boring, milling and tapping machines.
Milling Machines tracer controlled – profiling and contouring.