| INSTALLATION DESIGN | PANEL |
| INDICATOR TYPE | DIAL W/POINTER |
| MEASUREMENT RANGE | 120.0 TO 140.0 DECIBELS SINGLE INDICATOR SINGLE RANGE |
| ACCURACY IN PERCENT | -1.5 TO 1.5 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE |
| SCALE GRADUATION TYPE | LINEAR SINGLE INDICATOR SINGLE RANGE |
| SCALE DIVISION QUANTITY | 4 SINGLE INDICATOR SINGLE RANGE |
| POINTER COLOR | BLACK SINGLE INDICATOR SINGLE RANGE |
| DIAL SCALE MARKING COLOR | BLACK AND |
| RED SINGLE INDICATOR SINGLE RANGE |
| BACKGROUND COLOR | WHITE SINGLE INDICATOR SINGLE RANGE |
| MOVEMENT TYPE | MOVING COIL, PERMANENT MAGNET |
| MOVEMENT SUSPENSION METHOD | JEWEL PIVOT BASE |
| CIRCUIT ATTACHMENT METHOD AND QUANTITY | 2 SOLDER LUG |
| CIRCUIT CURRENT FOR WHICH DESIGNED | DC |
| STYLE DESIGNATOR | ROUND FLUSH MTG |
| METER BODY DIAMETER BEHIND MOUNTING FLANGE | 3.500 INCHES NOMINAL |
| METER DEPTH BEHIND MOUNTING FLANGE | 1.500 INCHES NOMINAL |
| OVERALL DIAMETER | 4.500 INCHES NOMINAL |
| OVERALL LENGTH | 2.094 INCHES NOMINAL |
| MOUNTING FACILITY TYPE AND QUANTITY | 1 FLANGE AND |
| 6 UNTHREADED HOLE |
| MOUNTING HOLE DIAMETER | 0.153 INCHES MINIMUM AND |
| 0.157 INCHES MAXIMUM |
| MOUNTING ARRANGEMENT STYLE | SIX HOLE/STUD BOLT CIRCLE |
| MOUNTING BOLT CIRCLE DIAMETER | 4.114 INCHES MINIMUM AND |
| 4.134 INCHES MAXIMUM |
| MATERIAL | STEEL |
| NUCLEAR HARDNESS CRITICAL FEATURE | NONHARDENED |
| ENVIRONMENTAL PROTECTION | SHOCK RESISTANT AND |
| VIBRATION RESISTANT |
| SPECIAL MARKINGS | RED LINE AT 130 DB; SOURCE LEVEL DB/LUB WRITTEN ABOVE THE SCALE; NOISE LEVEL SET TO RED LINE WRITTEN BELOW THE SCALE |
| FEATURES PROVIDED | KNIFE EDGE POINTER |
| SPECIAL FEATURES | RUGGEDIZED |
| SPECIAL TEST FEATURES | IAW MIL-M-10304 |
| RELIABILITY INDICATOR | NOT ESTABLISHED |
| FSC APPLICATION DATA | TEST SET,ELECT. EQUIP. |
| FUNCTIONAL DESCRIPTION | USED TO MEASURE SOUND LEVELS |