The Ammeter, cataloged under National Stock Number 6625-01-038-6830, 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 Stewart-Warner Corporation. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Item Name | Ammeter |
| FSC / FSG | 6625 — Electrical and Electronic Properties Measuring and Testing Instruments (FSG 66) |
| Manufacturers | Kamma and Blake Industries Ltd (CAGE 3AR66); Stewart-Warner Corporation (CAGE 57733) |
| Parameter | Value |
|---|---|
| NSN | 6625-01-038-6830 |
| Primary Part Number | 284-AA |
| Item Name | Ammeter |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Manufacturer | Stewart-Warner Corporation |
| Status | ACTIVE |
| 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 | 0.3900 lbs |
| Cube | 0.0467 cu ft |
| Part Number | Manufacturer |
|---|---|
| 9358870-20 | Kamma and Blake Industries Ltd (CAN) |
| 284-AA PRIMARY | Stewart-Warner Corporation (USA) |
| Reference | Meaning |
|---|---|
| 9-1-254917 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 284-AA | 5/9 Secondary reference Metermaster Inc Miscorp Div |
| 644-1-6094 | C/1 Advisory reference — outside the item-of-supply concept Foremost Industries Lp Div Industries Ltd |
| 472-E | 5/1 Secondary reference Stewart-Warner Corporation |
NSN 6625-01-038-6830 is a Ammeter, manufactured by Stewart-Warner Corporation, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
NSN 6625-01-038-6830 has 2 manufacturer part numbers on file: 9358870-20 (Kamma and Blake Industries Ltd), 284-AA (Stewart-Warner Corporation).
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.