The Ammeter, cataloged under National Stock Number 6625-01-078-7986, 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 10 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6625-01-078-7986 |
| Item Name | Ammeter |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Status | ACTIVE |
| Meter Body Diameter Behind Mounting Flange | 0.814 INCHES NOMINAL IN |
| Meter Depth Behind Mounting Flange | 0.625 INCHES NOMINAL IN |
| Circuit Current for Which Designed | DC |
| Style Designator | RECTANGULAR FLUSH MTG |
| Scale Division Quantity | 100 SINGLE INDICATOR SINGLE RANGE |
| Color | UNABLE TO DECODE |
| Dial Scale Marking Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Material | PLASTIC |
| Measurement Range | +0.0 TO 100.0 MICROAMPERES, DC SINGLE 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) |
| Criticality Code | X |
| Weight | 0.5000 lbs |
| Cube | 0.1154 cu ft |
| Reference | Meaning |
|---|---|
| FM-1 | 3/9 Design control — primary reference Ammon Instruments Corp Div of Wheelabrator-Frye Inc |
| 587358-1 | 7/2 Vendor item drawing reference Raytheon Company Dba Raytheon Co |
| 587358-1 | 5/9 Secondary reference Raytheon Company Div Corp |
NSN 6625-01-078-7986 is a Ammeter, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 4820-01-100-9151. Verify interchangeability with system specifications before substitution.
Key specifications for 6625-01-078-7986: Meter Body Diameter Behind Mounting Flange: 0.814 INCHES NOMINAL IN; Overall Height: 0.960 INCHES NOMINAL IN; Meter Depth Behind Mounting Flange: 0.625 INCHES NOMINAL IN; Circuit Current for Which Designed: DC. 10 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.