The Voltmeter, cataloged under National Stock Number 6625-01-142-9726, 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 Yokogawa Corporation of America. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | Voltmeter |
| FSC / FSG | 6625 — Electrical and Electronic Properties Measuring and Testing Instruments (FSG 66) |
| Manufacturers | Yokogawa Corporation of America (CAGE 60336) |
| Parameter | Value |
|---|---|
| NSN | 6625-01-142-9726 |
| Primary Part Number | 50-178012MTMT |
| Item Name | Voltmeter |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Manufacturer | Yokogawa Corporation of America |
| 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 |
|---|---|
| 50-178012MTMT PRIMARY | Yokogawa Corporation of America (USA) |
| Reference | Meaning |
|---|---|
| 255-421 MTMT | C/1 Advisory reference — outside the item-of-supply concept General Electric Co Instrument Products Section |
| 50-178-012MTMT | C/1 Advisory reference — outside the item-of-supply concept General Electric Company |
| 50-178012MTMT | 5/9 Secondary reference General Electric Co Instrument Products Section |
| 50-178-012 | C/1 Advisory reference — outside the item-of-supply concept General Electric Company |
NSN 6625-01-142-9726 is a Voltmeter, manufactured by Yokogawa Corporation of America, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
NSN 6625-01-142-9726 has 1 manufacturer part number on file: 50-178012MTMT (Yokogawa Corporation of America).
1 possible match (shared part number, not a government interchangeability claim): 6625-01-299-4535. 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.