| INSTALLATION DESIGN | PANEL |
| ACCURACY IN PERCENT | -1.500 TO 1.500 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE |
| SCALE DIVISION QUANTITY | 150 SINGLE INDICATOR SINGLE RANGE |
| DIAL SCALE MARKING COLOR | BLACK SINGLE INDICATOR SINGLE RANGE |
| BACKGROUND COLOR | WHITE SINGLE INDICATOR SINGLE RANGE |
| CIRCUIT ATTACHMENT METHOD AND QUANTITY | 2 THREADED STUD |
| CIRCUIT CURRENT FOR WHICH DESIGNED | AC |
| OPERATING VOLTAGE RATING IN VOLTS | 120.0 AC NOMINAL |
| FREQUENCY RATING | 400.0 HERTZ NOMINAL |
| PHASE | TWO |
| STYLE DESIGNATOR | ROUND FLUSH MTG W/4 TABS |
| METER BODY DIAMETER BEHIND MOUNTING FLANGE | 3.980 INCHES MAXIMUM |
| METER DEPTH BEHIND MOUNTING FLANGE | 9.000 INCHES MAXIMUM |
| OVERALL HEIGHT | 4.250 INCHES MINIMUM AND |
| 4.750 INCHES MAXIMUM |
| OVERALL WIDTH | 4.250 INCHES MINIMUM AND |
| 4.750 INCHES MAXIMUM |
| MOUNTING FACILITY TYPE AND QUANTITY | 4 THREADED STUD |
| MOUNTING STUD DIAMETER | 0.250 INCHES NOMINAL |
| MOUNTING ARRANGEMENT STYLE | FOUR HOLE/STUD RECTANGULAR/SQUARE |
| CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH | 3.376 INCHES NOMINAL |
| CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH | 3.376 INCHES NOMINAL |
| MATERIAL | PLASTIC |
| TEST DATA DOCUMENT | 81349-MIL-W-19088 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| NONDEFINITIVE SPEC/STD DATA | MR491 TYPE |
| SPEC/STD CONTROLLING DATA | |
| MANUFACTURERS CODE | 81349 |
| NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MIL-W-19088 |
| DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MR491W150AFKWH |