MAY 2015 Chapter 4 Airworthiness Limitations Page 4.5
Page No. 1 2 3 4 5
Rev. No. 2 2 2 2 1
DEPARTMENT OF TRANSPORTATION
FEDERAL AVIATION ADMINISTRATION
R00015LA
Revision 2
Robinson
R66
March 10, 2015
TYPE CERTIFICATE DATA SHEET NO. R00015LA
This data sheet, which is a part of Type Certificate No. R00015LA, prescribes conditions and limitations under
which the product for which the type certificate was issued meets the airworthiness requirements of Title 14,
Code of Federal Regulations.
Type Certificate Holder: Robinson Helicopter Company
2901 Airport Drive
Torrance, California 90505
I. Model R66 (Normal Category Rotorcraft), Approved October 25, 2010
Engine One Rolls-Royce 250-C300/A1, Type Certificate number E4CE
Fuel Jet A or Jet A-1 conforming to ASTM D 1655
Jet B conforming to ASTM D 6615
JP-4 or JP-5 conforming to MIL-DTL-5624
JP-8 conforming to MIL-DTL-83133
Engine Limits Power Ratings at N
2
speed of 6016 rpm (100% rpm):
Maximum continuous: 224 hp (83% Torque)
Takeoff (5 minute): 270 hp (100% Torque)
Maximum speeds:
Output shaft (N
2
): 101% (6076 rpm)
Gas producer shaft (N
1
): 105% (53519 rpm)
Maximum Measured gas temperature:
During start: 927° C (10 second limit above 810°C)
5 minute during operation: 782° C
Continuous during operation: 706° C
Rotor Speed Limits
Transmission Torque Limits
Condition
Minimum Maximum
( rpm* ) ( % ) ( rpm* ) ( % )
Power On 404 99 412 101
Power Off 359 88 432 106
* Main Rotor
Rating
Max Torque at 100% N
2
( ft-lb ) ( % )
Takeoff (5 min) 236 100
Max Continuous 196 83
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