Part Number
Part Number:
NSN:
NIIN:
Item Name:
MOTOR-TACHOMETER GENERATOR
Definition:
AN ITEM WHICH IS AN ELECTRICAL ROTATING MACHINE COMBINING BOTH CONTROL MOTOR AND TACHOMETER GENERATOR ACTION. THE CONTROL MOTOR AND TACHOMETER GENERATOR MAY BE CONTAINED IN THE SAME OR SEPARATE HOUSINGS. IT IS DESIGNED FOR SERVO APPLICATION WHERE INSTANT RESPONSE TO INPUT SIGNAL IS ESSENTIAL. IT IS GENERALLY USED IN CIRCUITS WHERE THE OUTPUT POTENTIAL FROM THE TACHOMETER GENERATOR IS FED BACK TO PREVENT EXCESSIVE OSCILLATION AND FOR ASSURING HIGH STABILITY IN A SERVO LOOP. EXCLUDES DYNAMOTOR; AND MOTOR-GENERATOR.
CAGE Information
| Code | Company |
|---|---|
| 3BMV1 | FIRSTMARK AEROSPACE CORPORATION |
Federal Supply Class
Title
MOTORS, ELECTRICAL
Inclusions:
Exclusions:
EXCLUDES STARTING MOTORS FOR ENGINES.
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AAJV | OVERALL WIDTH | 2.750 INCHES |
| AXHR | MOUNTING FACILITY TYPE AND QUANTITY | 4 UNTHREADED HOLE |
| CWGL | CURRENT RATING IN AMPS | 2.000 SINGLE INPUT |
| TTQY | TERMINAL TYPE AND QUANTITY | 7 WIRE LEAD |
| CWFX | ROTOR SPEED RATING IN RPM | 6300.0 SINGLE FULL LOAD |
| ANPZ | INCLOSURE FEATURE | TOTALLY INCLOSED |
| AAJT | OVERALL HEIGHT | 2.625 INCHES |
| AYHE | EXCITOR TYPE | SELF-EXCITED |
| CWHZ | SHAFT END CHARACTERISTIC | A1 SINGLE STYLE IDENTICAL ENDS |
| BKPQ | INCLOSURE SPECIFICATION | COMMERCIAL |
| CWGD | NOMINAL CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO HEIGHT | 1.900 INCHES |
| BKPC | CALIBRATION VOLTAGE OUTPUT TYPE IN VOLTS | 16.5 DC |
| AXGY | MOUNTING METHOD | PAD |
| CWGQ | CONNECTION TYPE AND VOLTAGE RATING IN VOLTS | 27.5 LINE TO NEUTRAL SINGLE INPUT |
| BFLQ | CALIBRATION SPEED IN RPM | 1000.0 |
| BFMF | COOLING METHOD | AMBIENT AIR |
| CWCS | LENGTH OF SHAFT FROM HOUSING | 0.438 INCHES FIRST END |
| CWCS | LENGTH OF SHAFT FROM HOUSING | 0.438 INCHES SECOND END |
| CBBL | FEATURES PROVIDED | VERTICAL MOUNTING POSITION AND HORIZONTAL MOUNTING POSITION |
| ACDC | CURRENT TYPE | DC INPUT |
| AAJU | OVERALL LENGTH | 6.275 INCHES |
| CWFY | NOMINAL CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH | 1.900 INCHES |
| CWDY | TEMP RATING | -29.0 AMBIENT DEG CELSIUS AND 71.0 AMBIENT DEG CELSIUS |
| ABWV | SHAFT DIAMETER | 0.249 INCHES MINIMUM SECOND END AND 0.250 INCHES MAXIMUM SECOND END |
| BKPS | CONTROL FIELD VOLTAGE TYPE AND RATING IN VOLTS | 27.5 DC |
| BKPH | TORQUE RATING AND TYPE | 8.0 INCH-OUNCES STALLED |
| ABWV | SHAFT DIAMETER | 0.172 INCHES NOMINAL FIRST END |