NSN 6615-01-225-8241

Part Details | AUTOMATIC PILOT SERVOMOTOR

6615-01-225-8241 A component of an automatic pilot designed to convert signals received from the flight controllers into mechanical motion for actuating airframe control surfaces. It incorporates its own braking mechanism, reversing mechanism, overpower clutch, cable drum, and a follow-up circuit for returning the mechanisms to a neutral position. See also MOTOR, CONTROL.

Alternate Parts: 8503421916, 8503421-916, PU791ASW48, PU-791/ASW-48, AF AVIONICS SP IL, AF AVIONICS S/P IL, 6615-01-225-8241, 01-225-8241, 6615012258241, 012258241

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
66FEB 08, 198601-225-824105172 ( SERVOMOTOR, AUTOMATIC PILOT )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 6615-01-225-8241
Part Number Cage Code Manufacturer
8503421-91607187HONEYWELL INTERNATIONAL INC.DBA HONEYWELL
PU-791/ASW-4880058JOINT ELECTRONICS TYPE DESIGNATIONSYSTEM
AF AVIONICS S/P IL1HBK1MIL-HDBK-300HQ AFMC-LGIS
Technical Data | NSN 6615-01-225-8241
Characteristic Specifications
OVERALL WIDTH5.980 INCHES NOMINAL
OVERALL HEIGHT4.165 INCHES NOMINAL
OVERALL DEPTH3.840 INCHES NOMINAL
CURRENT TYPE AC
VOLTAGE IN VOLTS26.0
FREQUENCY IN HERTZ400.0
SPECIAL FEATURESELECTRICAL REQUIREMENTS 28 VDC CLUTCH ASSEMBLY AND MOTOR TACH GENERATOR; GEAR TRAIN RATIO (POWER RATIO) 69.8:1, (SYNCHRO RATIO) 151.2:1; CONSISTS OF A BIDIRECTIONAL DC MOTOR TACH GENERATOR, SYNCHRO, CLUTCH ASSEMBLY AND LEAD ASSEMBLY; THE MOTOR TACH GENERATOR AND LEAD ASSY ARE EXTERNALLY MOUNTED ON A CAST ALUMINUM HOUSING ASSY; THE HOUSING ASSY CONTAINS A BEARING SUPPORTED GEAR TRAIN
FUNCTIONAL DESCRIPTIONAN AUTOMATIC FLIGHT CONTROL SYSTEM POWER UNIT; WHEN COUPLED WITH THE SERVO DRUM AND BRACKET, IT CONTROLS AIRCRAFT ELEVATOR AND AILERON SURFACE POSITIONS; THE SERVO MOTOR TRANSLATES ELECTRICAL INPUTS INTO ROTATIONAL MECHANICAL OUTPUTS TO DRIVE A SERVO DRUM AND BRACKET; ALSO PROVIDES POSITION AND RATE FEEDBACK SIGNALS FOR AUTOMATIC ADJUSTMENT OF AIRCRAFT CONTROL SURFACES
END ITEM IDENTIFICATIONC-135 AIRCRAFT