The Ammeter, cataloged under National Stock Number 6625-01-031-4976, 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 19 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6625-01-031-4976 |
| Item Name | Ammeter |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 6 UNTHREADED HOLE(S) |
| Meter Body Diameter Behind Mounting Flange | 3.760 INCHES MAXIMUM IN |
| Mounting Arrangement Style | SIX HOLE/STUD BOLT CIRCLE |
| Circuit Attachment Method and Quantity | 2 THREADED STUD |
| Meter Depth Behind Mounting Flange | 1.660 INCHES MAXIMUM IN |
| Circuit Current for Which Designed | DC |
| Movement Type | MOVING COIL, PERMANENT MAGNET |
| Accuracy in Percent | -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE |
| Overall Diameter | 4.600 INCHES MAXIMUM IN |
| Dielectric Withstanding Voltage in Volts | 3000.0 |
| Style Designator | ROUND FLUSH MTG |
| Mounting Hole Diameter | 0.143 INCHES MINIMUM AND 0.157 INCHES MAXIMUM IN |
| Features Provided | ZERO ADJUSTER |
| Movement Suspension Method | JEWEL PIVOT BASE |
| Mounting Bolt Circle Diameter | 4.125 INCHES NOMINAL IN |
| Color | UNABLE TO DECODE |
| Dial Scale Marking Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Measurement Range | +0.0 TO 1.5 KILOAMPERES, 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) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | X |
| Reference | Meaning |
|---|---|
| MR46W1R5DCKAR | 5/9 Secondary reference E I L Instruments Inc |
| 200B000ITEM30 | 3/9 Design control — primary reference Power Products Inc |
NSN 6625-01-031-4976 is a Ammeter, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
Key specifications for 6625-01-031-4976: Mounting Facility Type and Quantity: 6 UNTHREADED HOLE(S); Meter Body Diameter Behind Mounting Flange: 3.760 INCHES MAXIMUM IN; Mounting Arrangement Style: SIX HOLE/STUD BOLT CIRCLE; Circuit Attachment Method and Quantity: 2 THREADED STUD. 19 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.