Part Details | AUDIO LEVEL METER
6625-00-557-0340 An instrument which measures the ratio of electrical power with reference to a predetermined value and is calibrated in units of sound intensity, usually decibels. The value may be expressed by means of a pointer and calibrated dial or a digital readout display. If other than audio frequency ranges, see METER, NOISE LEVEL.
Alternate Parts: 84239601, 8423960-1, 84239601, 8423960-1, 6625-00-557-0340, 00-557-0340, 6625005570340, 005570340
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | JAN 01, 1963 | 00-557-0340 | 16456 ( METER, AUDIO LEVEL ) |
REFERENCE DRAWINGS & PICTURES
FOUR HOLE/STUD RECTANGULAR/SQUARE
RECTANGULAR FLUSH MTG
Cross Reference | NSN 6625-00-557-0340
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 8423960-1 | 49671 | LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN |
| 8423960-1 | 02769 | LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN |
Technical Data | NSN 6625-00-557-0340
| Characteristic | Specifications |
|---|---|
| INSTALLATION DESIGN | PANEL |
| INDICATOR TYPE | DIAL W/POINTER |
| MOVEMENT TYPE | MOVING COIL, PERMANENT MAGNET |
| MOVEMENT SUSPENSION METHOD | JEWEL PIVOT BASE |
| CIRCUIT ATTACHMENT METHOD AND QUANTITY | 2 BINDING POST |
| CIRCUIT CURRENT FOR WHICH DESIGNED | AC |
| STYLE DESIGNATOR | RECTANGULAR FLUSH MTG |
| METER BODY DIAMETER BEHIND MOUNTING FLANGE | 2.750 INCHES NOMINAL |
| METER DEPTH BEHIND MOUNTING FLANGE | 1.000 INCHES NOMINAL |
| OVERALL HEIGHT | 4.190 INCHES NOMINAL |
| OVERALL WIDTH | 4.620 INCHES NOMINAL |
| MOUNTING FACILITY TYPE AND QUANTITY | 4 THREADED STUD |
| MOUNTING STUD DIAMETER | 0.112 INCHES NOMINAL |
| MOUNTING ARRANGEMENT STYLE | FOUR HOLE/STUD RECTANGULAR/SQUARE |
| CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH | 3.560 INCHES NOMINAL |
| CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH | 4.000 INCHES NOMINAL |