The Ammeter, cataloged under National Stock Number 6625-01-048-5591, 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 General Motors Llc Dba General Motors Llc. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 6625-01-048-5591 |
| Primary Part Number | 6474474 |
| Item Name | Ammeter |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Manufacturer | General Motors Llc Dba General Motors Llc |
| Status | ACTIVE |
| Circuit Current for Which Designed | DC |
| Movement Type | MOVING COIL, PERMANENT MAGNET |
| Features Provided | ZERO ADJUSTER |
| Surface Treatment | ANODIZE |
| Material | COPPER ALLOY |
| 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 | JN |
| Weight | 0.5000 lbs |
| Cube | 0.0500 cu ft |
| Part Number | Manufacturer |
|---|---|
| 6474474 | General Motors Llc Dba General Motors Llc (USA) |
| Reference | Meaning |
|---|---|
| 6474308 | 5/9 Secondary reference General Motors Corp Chevrolet Motor Div Special Products Dept |
| 6474474 | 5/9 Secondary reference General Motors Corp Chevrolet Motor Div Special Products Dept |
| 6474474 | 3/9 Design control — primary reference General Motors Llc Dba General Motors |
NSN 6625-01-048-5591 is a Ammeter, manufactured by General Motors Llc Dba General Motors Llc, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
NSN 6625-01-048-5591 has 1 manufacturer part number on file: 6474474 (General Motors Llc Dba General Motors Llc).
Key specifications for 6474474: Circuit Current for Which Designed: DC; Movement Type: MOVING COIL, PERMANENT MAGNET; Features Provided: ZERO ADJUSTER; Surface Treatment: ANODIZE. 6 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.