This specification covers gas turbine generator sets rated up to 1,000 kilowatts (kW) direct current (dc) and up to 3,500 kW alternating current (ac) for shipboard use.

The gas turbine generator sets shall be of the following types and classes as specified (see 6.2):

          Type I  - dc
          Type II - ac
            Class A - Ship service application
            Class B - Emergency application

The gas turbine generator sets are intended for use in Naval ship service and emergency applications.

This appendix covers information that shall be included in the design data and calculations when specified in the contract or order. This appendix is mandatory only when data item description DI-GDRQ-80650 is cited on the DD Form 1423.