The Voltage Monitor, cataloged under National Stock Number 6625-01-459-8501, 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 Naval Sea Systems Command. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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. Unit of issue: EA.
| Item Name | Voltage Monitor |
| FSC / FSG | 6625 — Electrical and Electronic Properties Measuring and Testing Instruments (FSG 66) |
| Manufacturers | Naval Sea Systems Command (CAGE 53711) |
| Parameter | Value |
|---|---|
| NSN | 6625-01-459-8501 |
| Primary Part Number | 7250930 |
| Item Name | Voltage Monitor |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Manufacturer | Naval Sea Systems Command |
| 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 |
| Unit of Issue | EA |
| Acquisition advice code | J |
| Part Number | Manufacturer |
|---|---|
| 7250930 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| SLD-440-ALE | 5/9 Secondary reference Diversified Electronics Inc |
| SLD-440-ALE | 5/9 Secondary reference Diversified Electronics Inc |
NSN 6625-01-459-8501 is a Voltage Monitor, manufactured by Naval Sea Systems Command, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
NSN 6625-01-459-8501 has 1 manufacturer part number on file: 7250930 (Naval Sea Systems Command).
1 possible match (shared part number, not a government interchangeability claim): 5945-01-499-7658. Verify interchangeability with system specifications before substitution.
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.