The Voltmeter, cataloged under National Stock Number 6625-01-166-5146, 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 Ei Electronics Llc. Government technical data includes 19 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6625-01-166-5146 |
| Primary Part Number | LM1400 |
| Item Name | Voltmeter |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Manufacturer | Ei Electronics Llc |
| Status | ACTIVE |
| FSC Application Data | TEST SET,ELECT. EQUIP. |
| Operating Voltage Rating in Volts | 85.0 AC MINIMUM AND 145.0 AC MAXIMUM |
| Indicator Type | DIGITAL DISPLAY |
| Circuit Attachment Method and Quantity | 7 SCREW |
| Meter Depth Behind Mounting Flange | 3.013 INCHES NOMINAL IN |
| Circuit Current for Which Designed | AC |
| Scale Selection Method | TERMINAL |
| Meter Body Height Behind Mounting Flange | 3.000 INCHES NOMINAL IN |
| Display Digit Quantity | 3 |
| Power Source | EXTERNAL |
| Style Designator | RECTANGULAR FLUSH MTG |
| Accuracy Rating | PORM 0.5 PCT FULL SCALE PORM 1 DIGIT SINGLE INDICATOR SINGLE RANGE |
| Display Type | LIGHT EMITTING DIODE (L.E.D.). |
| Meter Body Width Behind Mounting Flange | 4.126 INCHES NOMINAL IN |
| Frequency Response Range | +41.900 TO 100.000 HERTZ |
| Measurement Range | +0.0 TO 300.0 VOLTS, AC SINGLE INDICATOR SINGLE RANGE |
| Nuclear Hardness Critical Feature | NONHARDENED |
| Installation Design | PANEL |
| Display Color | RED SINGLE INDICATOR SINGLE RANGE |
| 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 | YZ |
| Weight | 2.0000 lbs |
| Cube | 0.1380 cu ft |
| Part Number | Manufacturer |
|---|---|
| LM1400 PRIMARY | Ei Electronics Llc (USA) |
| Reference | Meaning |
|---|---|
| 216-0004-001 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 6625-01-166-5146 is a Voltmeter, manufactured by Ei Electronics Llc, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
NSN 6625-01-166-5146 has 1 manufacturer part number on file: LM1400 (Ei Electronics Llc).
Key specifications for LM1400: Overall Height: 3.250 INCHES NOMINAL IN; FSC Application Data: TEST SET,ELECT. EQUIP.; Operating Voltage Rating in Volts: 85.0 AC MINIMUM AND 145.0 AC MAXIMUM; Indicator Type: DIGITAL DISPLAY. 19 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.