The machines described by this specification are intended for use within the aerospace industry and provide the preferred characteristics for efficiently machining all aerospace materials, including aluminum, magnesium, steels, super alloys, refractories and other thermal resistant materials.

Purpose

This specification provides a standard for the manufacture, performance, inspection, and procurement of a series of numerically controlled, horizontal and vertical spindle, knee and bed type profilers. This standard lists minimum requirements and is not to limit design advances.

Classification

The machines shall be of the following types, sizes, and classes.

Type

I Knee Type – Vertical

II Knee Type – Horizontal

III Bed Type – Vertical

IV Bed Type – Horizontal

Size

Small, medium, and large per Section 3.2.

Class

Numerically controlled, three axes, AIA Class IV Contouring and Profiling.