The Voltmeter, cataloged under National Stock Number 6625-01-141-8663, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Lfe Instruments a Mark IV Co. Government technical data includes 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6625-01-141-8663 |
| Primary Part Number | 4424 |
| Item Name | Voltmeter |
| FSC / FSG | 6625 / 66 — No Item Name Available |
| Manufacturer | Lfe Instruments a Mark IV Co |
| Status | ACTIVE |
| Installation Design | PANEL |
| Material | PLASTIC |
| Power Source | EXTERNAL |
| Meter Body Width Behind Mounting Flange | 4.025 INCHES MAXIMUM IN |
| Meter Depth Behind Mounting Flange | 4.060 INCHES NOMINAL IN |
| Mounting Facility Type and Quantity | 1 THREADED BEZEL |
| Display Digit Quantity | 3-1/2 |
| Display Type | GAS DISCHARGE TUBE |
| Accuracy Rating | PORM 0.1 PCT RDG. SINGLE INDICATOR SINGLE RANGE |
| Measurement Range | +0.0 TO 199.9 VOLTS, AC SINGLE INDICATOR SINGLE RANGE |
| Display Color | RED SINGLE INDICATOR SINGLE RANGE |
| Nuclear Hardness Critical Feature | NONHARDENED |
| Circuit Current for Which Designed | DC |
| Environmental Protection | SHOCK RESISTANT AND VIBRATION RESISTANT |
| Indicator Type | DIGITAL DISPLAY |
| Meter Body Height Behind Mounting Flange | 1.725 INCHES NOMINAL IN |
| Circuit Attachment Method and Quantity | 2 PRINTED CIRCUIT |
| Style Designator | RECTANGULAR FLUSH MTG |
| Features Provided | OVERRANGING |
| FSC Application Data | TEST SET,ELECT. EQUIP. |
| Installation Design | PANEL |
| Material | PLASTIC |
| Power Source | EXTERNAL |
| Meter Body Width Behind Mounting Flange | 4.025 INCHES MAXIMUM IN |
| Meter Depth Behind Mounting Flange | 4.060 INCHES NOMINAL IN |
| Mounting Facility Type and Quantity | 1 THREADED BEZEL |
| Acquisition Status | ACTIVE |
| Successor | 5895-00-494-6639 (4424) |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 4424 | Lfe Instruments a Mark IV Co (USA) |
| AF-7706-0400 | Lfe Instruments a Mark IV Co (USA) |
NSN 6625-01-141-8663 is a Voltmeter, manufactured by Lfe Instruments a Mark IV Co, classified under FSC 6625 (No Item Name Available). Status: active.
NSN 6625-01-141-8663 has 2 cross-referenced part numbers: 4424 (Lfe Instruments a Mark IV Co), AF-7706-0400 (Lfe Instruments a Mark IV Co).
There are 2 known substitutes for 6625-01-141-8663: 5895-00-494-6639, 6145-01-012-4376. Verify interchangeability with system specifications before substitution.
Key specifications for 4424: Installation Design: PANEL; Material: PLASTIC; Power Source: EXTERNAL; Meter Body Width Behind Mounting Flange: 4.025 INCHES MAXIMUM IN. 30 total characteristics are documented in the Federal Logistics Information System.