The Voltmeter, cataloged under National Stock Number 6625-01-261-5750, 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 Simpson Electric Company, Inc.. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 6625-01-261-5750 |
| Primary Part Number | 125R-2902631-1 |
| Item Name | Voltmeter |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Manufacturer | Simpson Electric Company, Inc. |
| Status | ACTIVE |
| Indicator Type | DIAL W/POINTER |
| Circuit Current for Which Designed | DC |
| Criticality Code Justification | FEAT |
| Scale Division Quantity | 5 SECOND INDICATOR SINGLE RANGE |
| Scale Division Quantity | 6 FIRST INDICATOR SINGLE RANGE |
| Dial Scale Marking Color | BLACK FIRST INDICATOR SINGLE RANGE |
| Dial Scale Marking Color | RED SECOND INDICATOR SINGLE RANGE |
| Scale Graduation Type | LINEAR FIRST INDICATOR SINGLE RANGE |
| Scale Graduation Type | LINEAR SECOND INDICATOR SINGLE RANGE |
| Measurement Range | +0.0 TO 10.0 VOLTS FIRST INDICATOR SINGLE RANGE |
| Measurement Range | +0.0 TO 30.0 VOLTS SECOND INDICATOR SINGLE RANGE |
| Installation Design | PANEL |
| 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 | Y |
| Unit of Issue | EA |
| Acquisition advice code | Z |
| Weight | 0.5000 lbs |
| Cube | 0.0208 cu ft |
| Part Number | Manufacturer |
|---|---|
| 125R-2902631-1 PRIMARY | Simpson Electric Company, Inc. (USA) |
| 621-2902631-1 PRIMARY | Phaostron Instrument and Electronic Company (USA) |
| Reference | Meaning |
|---|---|
| 2902631-1 | 7/2 Vendor item drawing reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| 2521-2902631-1 | 5/9 Secondary reference Solartron Electronics Inc Weston Instruments Div |
NSN 6625-01-261-5750 is a Voltmeter, manufactured by Simpson Electric Company, Inc., classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
NSN 6625-01-261-5750 has 2 manufacturer part numbers on file: 125R-2902631-1 (Simpson Electric Company, Inc.), 621-2902631-1 (Phaostron Instrument and Electronic Company).
Key specifications for 125R-2902631-1: Indicator Type: DIAL W/POINTER; Circuit Current for Which Designed: DC; Criticality Code Justification: FEAT; Scale Division Quantity: 5 SECOND INDICATOR SINGLE RANGE. 12 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.