406-752-5810   –   Repair Station #: 7RKR476D

Below is a list of all ratings issued to this repair station.

Repair Station #: 7RKR476D

Select a category to expand the menu for details about ratings in that category. Please call us for details if you have any questions.

  • Airframe

    Class 1 (06/16/2001):

    Composite construction of small aircraft. Gross takeoff weight (GTOW) 12,500 lbs or less which a major portion of the airframe is of composite construction.

    Class 3 (06/16/2001):

    All-metal construction of small aircraft. GTOW 12,500 or less which a major portion of the airframe is all-metal construction.

  • Powerplant

    Limited Powerplant (06/22/2015):

    All horizontally opposed models of Textron Lycoming, Teledyne Continental, and Franklin piston engines (limited to engines installed on aircraft covered by our airframe ratings).

    PT6 series Pratt & Whitney turbine engines (limited to engines installed on aircraft covered by our airframe ratings).

  • Radio & Instrument

    Radio – Class 1 (08/02/1984):

    Communication equipment: Radio transmitting and/or receiving equipment used in an aircraft to send or receive communications in flight, including auxiliary and related aircraft inter-phone systems, electrical or electronic inter-crew signaling devices, and similar equipment.

    Radio – Class 2 (08/02/1984):

    Navigational equipment: A radio system used in an aircraft for en route or approach navigation.

    Limited Radio – RADAR (08/01/2001):

    ATC transponders and Distance Measuring Equipment (DME), All Manufacturers.

    Limited Instrument (04/07/1987):

    Altimeter and Automatic Altitude Reporting Equipment, all manufacturers. Airpath Mechanical Instruments (Limited to Magnetic Direction Indicator, no limitations). Cessna, Honeywell/Bendix King, Sperry, Athena, STEC, Cobham, Avidyne, Garmin, Collins, and Century gyroscopes.


As an authorized installation and service center for Garmin, Honeywell, Bendix/King, Avidyne, and many other manufacturers, you can be sure our experienced staff will provide you with the highest quality of service available.


Bench Repair

RMAS retains a sizable inventory of bench harnesses for a variety of applications and supporting test equipment. Call us with make and model of your unit to check it against our capabilities.



Rocky Mountain Aircraft Services provides complete nose-to-tail services on all aircraft covered by our airframe and powerplant ratings including annual inspections, maintenance, preventative maintenance, repair, and alterations.

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