The Voltmeter, cataloged under National Stock Number 6625-00-720-3537, is classified within Federal Supply Class 6625 (Electrical and Electronic Properties Measuring and Testing Instruments) of the Instruments and Laboratory Equipment group. Government technical data includes 23 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6625-00-720-3537 |
| Item Name | Voltmeter |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Status | ACTIVE |
| Operating Voltage Rating in Volts | 105.0 AC MINIMUM AND 125.0 AC MAXIMUM |
| Phase | SINGLE |
| Indicator Type | DIAL W/POINTER |
| Circuit Attachment Method and Quantity | 2 CONNECTOR, RECEPTACLE |
| Circuit Current for Which Designed | DC |
| Scale Selection Method | SWITCH |
| Movement Type | MOVING IRON VANE |
| Accuracy in Percent | -3.0 TO 3.0 AT FULL SCALE SINGLE INDICATOR ALL RANGES |
| Power Source | EXTERNAL |
| Style Designator | RECTANGULAR OR SQUARE |
| Features Provided | ZERO ADJUSTER |
| Movement Suspension Method | METAL PIVOT BASE |
| Color | UNABLE TO DECODE |
| Pointer Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Surface Treatment | ENAMEL |
| Frequency Rating | 400.000 HERTZ NOMINAL |
| Dial Scale Marking Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Scale Graduation Type | NONLINEAR SINGLE INDICATOR SINGLE RANGE |
| Measurement Range | +0.0 TO 1000.0 VOLTS, DC SINGLE INDICATOR THIRD RANGE |
| Measurement Range | +0.0 TO 300.0 MICROVOLTS, DC SINGLE INDICATOR FIRST RANGE |
| Measurement Range | +0.0 TO 300.0 MILLIVOLTS, DC SINGLE INDICATOR SECOND RANGE |
| Nuclear Hardness Critical Feature | NONHARDENED |
| Installation Design | BENCH |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 202B | 5/9 Secondary reference Cohu, Inc. Dba Cohu Electronic's Division Div Electronics Division |
| ME186U | 3/2 Design control — primary reference U.S. Government activity |
NSN 6625-00-720-3537 is a Voltmeter, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
4 possible matches (shared part number, not a government interchangeability claim): 9390-01-149-8605, 5305-01-207-7276, 5930-01-414-9849. Verify interchangeability with system specifications before substitution.
Key specifications for 6625-00-720-3537: Overall Height: 11.000 INCHES NOMINAL IN; Operating Voltage Rating in Volts: 105.0 AC MINIMUM AND 125.0 AC MAXIMUM; Phase: SINGLE; Indicator Type: DIAL W/POINTER. 23 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.