Part Details | ELECTRICAL FREQUENCY METER
6625-00-938-6501 An instrument which measures the rate of regularly recurring variations in an electric current or voltage and is usually calibrated in Hertz (cycles per second or CPS). The value may be expressed by means of a pointer and calibrated dial vibrating reed or a digital read out display. For instruments which measure radio frequencies, see CALIBRATOR, FREQUENCY; and WAVEMENTER. Excludes: COUNTER ELECTRONIC DIGITAL.
Alternate Parts: 457739, 457739, MK777405, MK777-405, 457739, 6625-00-938-6501, 00-938-6501, 6625009386501, 009386501
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | MAR 23, 1967 | 00-938-6501 | 16454 ( METER, ELECTRICAL FREQUENCY ) |
REFERENCE DRAWINGS & PICTURES
THREE HOLE/STUD BOLT CIRCLE
ROUND FLUSH MTG
Cross Reference | NSN 6625-00-938-6501
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 457739 | 70134 | AERO-INSTRUMENTS CO., LLCDBA AEROCONTROLEX GROUP |
| 457739 | 2K742 | BIDDLE JAMES G CO |
| MK777-405 | 0BZM1 | MKC ELECTRONICS, INCDBA MK ELECTRONICS |
| 457739 | 10001 | NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT |
Technical Data | NSN 6625-00-938-6501
| Characteristic | Specifications |
|---|---|
| INSTALLATION DESIGN | PANEL |
| INDICATOR TYPE | VIBRATING REED |
| MOVEMENT TYPE | VIBRATING REED |
| REGISTER QUANTITY | 1 |
| RESONANT REED QUANTITY | 9 |
| CIRCUIT ATTACHMENT METHOD AND QUANTITY | 2 SCREW AND 2 SOLDER LUG AND 2 THREADED STUD |
| POWER SOURCE | EXTERNAL |
| CIRCUIT CURRENT FOR WHICH DESIGNED | AC |
| OPERATING VOLTAGE RATING IN VOLTS | 95.0 AC MINIMUM AND 135.0 AC MAXIMUM |
| STYLE DESIGNATOR | ROUND FLUSH MTG |
| METER BODY DIAMETER BEHIND MOUNTING FLANGE | 2.800 INCHES MAXIMUM |
| METER DEPTH BEHIND MOUNTING FLANGE | 2.125 INCHES MAXIMUM |
| OVERALL DIAMETER | 3.500 INCHES NOMINAL |
| OVERALL LENGTH | 3.125 INCHES MAXIMUM |
| MOUNTING FACILITY TYPE AND QUANTITY | 3 UNTHREADED HOLE |
| MOUNTING HOLE DIAMETER | 0.156 INCHES NOMINAL |
| MOUNTING ARRANGEMENT STYLE | THREE HOLE/STUD BOLT CIRCLE |
| MOUNTING BOLT CIRCLE DIAMETER | 3.160 INCHES NOMINAL |
| MATERIAL | PLASTIC |
| NUCLEAR HARDNESS CRITICAL FEATURE | |
| FURNISHED ITEMS AND QUANTITY | NUT 4; WASHER 4 |
| SPECIAL MARKINGS | FREQUENCY AT TOP OF METER FACE AND CYCLES AT BOTTOM; LINES AT 380,390,400,410 AND 420 HZ |
| SUPPLEMENTARY FEATURES | POWER CONSUMPTION 6.5 W MAX |
| FSC APPLICATION DATA | TEST SET,ELECT. EQUIP. |