The Ammeter, cataloged under National Stock Number 6625-01-040-2971, 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 Sunshine Scientific Instrument Inc. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6625-01-040-2971 |
| Primary Part Number | 1522-04580 |
| Item Name | Ammeter |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Manufacturer | Sunshine Scientific Instrument Inc |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 2 THREADED STUD(S) |
| Mounting Arrangement Style | TWO HOLE/STUD |
| Circuit Attachment Method and Quantity | 2 BINDING POST |
| 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 |
| Mounting Stud Diameter | 0.047 INCHES NOMINAL IN |
| Style Designator | RECTANGULAR SURFACE MTG |
| Features Provided | MAGNETIC SHIELD |
| Distance Between Mounting Facility Centers | 2.940 INCHES NOMINAL IN |
| Scale Division Quantity | 25 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 |
| Part Number | Manufacturer |
|---|---|
| 1522-04580 | Sunshine Scientific Instrument Inc (USA) |
| 1522-4580 | Sunshine Scientific Instrument Inc (USA) |
| 1522-4580 | Simpson Electric Company, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 1522-04580 | 3/9 Design control — primary reference Simpson Electric Company, Inc. |
NSN 6625-01-040-2971 is a Ammeter, manufactured by Sunshine Scientific Instrument Inc, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
NSN 6625-01-040-2971 has 3 manufacturer part numbers on file: 1522-04580 (Sunshine Scientific Instrument Inc), 1522-4580 (Sunshine Scientific Instrument Inc), 1522-4580 (Simpson Electric Company, Inc.).
Key specifications for 1522-04580: Mounting Facility Type and Quantity: 2 THREADED STUD(S); Overall Height: 1.000 INCHES NOMINAL IN; Mounting Arrangement Style: TWO HOLE/STUD; Circuit Attachment Method and Quantity: 2 BINDING POST. 16 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.