The Meter,electrical Frequency, cataloged under National Stock Number 6625-01-024-9281, is classified within Federal Supply Class 6625 (Electrical and Electronic Properties Measuring and Testing Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. Government technical data includes 26 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6625-01-024-9281 |
| Primary Part Number | 972279-5 |
| Item Name | Meter,electrical Frequency |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 4 SCREW AND 4 UNTHREADED HOLE(S) |
| Meter Body Diameter Behind Mounting Flange | 3.980 INCHES MAXIMUM IN |
| FSC Application Data | TEST SET,ELECT. EQUIP. |
| Phase | SINGLE |
| Indicator Type | DIAL W/POINTER |
| Mounting Arrangement Style | FOUR HOLE/STUD RECTANGULAR/SQUARE |
| Circuit Attachment Method and Quantity | 2 THREADED STUD |
| Meter Depth Behind Mounting Flange | 6.320 INCHES MAXIMUM IN |
| Circuit Current for Which Designed | DC |
| Scale Selection Method | TERMINAL |
| Movement Type | MOVING COIL, PERMANENT MAGNET |
| Accuracy in Percent | -3.0 TO 3.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 3.346 INCHES MINIMUM AND 3.406 INCHES MAXIMUM IN |
| Special Test Features | ENVIRONMENTAL REQUIREMENTS PER MIL-M-16034 |
| Dielectric Withstanding Voltage in Volts | 3000.0 |
| Supplementary Features | AMBIENT PRESSURE: 27.5 PLUS OR MINUS 3.5 INCHES OF MERCURY; IMPEDANCE: 1000 OHMS PER VOLT IN |
| Power Source | EXTERNAL |
| Style Designator | RECTANGULAR FLUSH MTG |
| Mounting Hole Diameter | 0.311 INCHES MINIMUM AND 0.318 INCHES MAXIMUM IN |
| Features Provided | MAGNETIC SHIELD AND ZERO ADJUSTER |
| Scale Division Quantity | 50 SINGLE INDICATOR SINGLE RANGE |
| Movement Suspension Method | JEWEL PIVOT BASE |
| Color | UNABLE TO DECODE |
| Pointer Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Environmental Protection | COLD RESISTANT AND CORROSION RESISTANT AND HEAT RESISTANT AND HUMIDITY RESISTANT AND SHOCK RESISTANT AND VIBRATION RESISTANT |
| Frequency Rating | 60.0 HERTZ NOMINAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | J |
| Weight | 2.3200 lbs |
| Cube | 0.0967 cu ft |
| Part Number | Manufacturer |
|---|---|
| 972279-5 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| 101013MTMT2JCL | Mkc Electronics Inc Dba Mk Electronics Div Mkc Electronics Inc, Dba Mk Electronics (USA) |
| 101013MTMT2JCL | Yokogawa Corporation of America (USA) |
| 792550 PIECE 56 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| Reference | Meaning |
|---|---|
| 50-101013MTMT2JCL | 5/9 Secondary reference General Electric Co Instrument Products Section |
| 719B791A13 | 5/2 Secondary reference U.S. Government activity |
NSN 6625-01-024-9281 is a Meter,electrical Frequency, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
NSN 6625-01-024-9281 has 4 manufacturer part numbers on file: 972279-5 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 101013MTMT2JCL (Mkc Electronics Inc Dba Mk Electronics Div Mkc Electronics Inc, Dba Mk Electronics), 101013MTMT2JCL (Yokogawa Corporation of America), 792550 PIECE 56 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).
Key specifications for 972279-5: Mounting Facility Type and Quantity: 4 SCREW AND 4 UNTHREADED HOLE(S); Meter Body Diameter Behind Mounting Flange: 3.980 INCHES MAXIMUM IN; Overall Height: 4.250 INCHES MINIMUM AND 4.750 INCHES MAXIMUM IN; FSC Application Data: TEST SET,ELECT. EQUIP.. 26 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.