This document has been declared NONCURRENT. It is recommended, therefore, that this document not be specified for new designs. NONCURRENT refers to those documents which have previously been widely referenced and may continue to be required on some existing designs.To specify the minimum requirements for gyroscopically stabilized Bank and Pitch Indicating Instruments for use in aircraft, the operation of which may subject the instruments to the environmental conditions specified in Section 3.3. This Aeronautical Standard covers both direct and repeating type gyroscopically stabilized Bank and Pitch Indicating Instruments.