The Voltmeter, cataloged under National Stock Number 6625-01-030-0049, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6625-01-030-0049 |
| Primary Part Number | 1603463 |
| Item Name | Voltmeter |
| FSC / FSG | 6625 / 66 — No Item Name Available |
| Manufacturer | Lockheed Martin Corporation Div Rms - Mitchel Field |
| Status | ACTIVE |
| Features Provided | MAGNETIC SHIELD AND ZERO ADJUSTER |
| Scale Graduation Type | LINEAR SINGLE INDICATOR SINGLE RANGE |
| Measurement Range | +0.0 TO 40.0 VOLTS, DC SINGLE INDICATOR SINGLE RANGE |
| Scale Division Quantity | 40 SINGLE INDICATOR SINGLE RANGE |
| Dial Scale Marking Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Installation Design | PANEL |
| Meter Body Diameter Behind Mounting Flange | 2.210 INCHES MAXIMUM IN |
| Movement Type | MOVING COIL, PERMANENT MAGNET |
| Mounting Bolt Circle Diameter | 2.440 INCHES NOMINAL IN |
| Accuracy in Percent | -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE |
| Meter Depth Behind Mounting Flange | 2.400 INCHES MAXIMUM IN |
| Material | PLASTIC |
| Indicator Type | DIAL W/POINTER |
| Overall Diameter | 2.695 INCHES MAXIMUM IN |
| FSC Application Data | TEST SET,ELECT. EQUIP. |
| Color | UNABLE TO DECODE |
| Nuclear Hardness Critical Feature | NONHARDENED |
| Special Markings | GREEN BAR FROM 18.0 TO 22.0V DC V |
| Style Designator | ROUND FLUSH MTG |
| Dielectric Withstanding Voltage in Volts | 200.0 |
| Circuit Attachment Method and Quantity | 3 SOLDER LUG |
| Mounting Arrangement Style | THREE HOLE/STUD BOLT CIRCLE |
| Circuit Current for Which Designed | DC |
| Mounting Hole Diameter | 0.125 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN |
| Pointer Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Mounting Facility Type and Quantity | 3 UNTHREADED HOLE(S) |
| Features Provided | MAGNETIC SHIELD AND ZERO ADJUSTER |
| Scale Graduation Type | LINEAR SINGLE INDICATOR SINGLE RANGE |
| Acquisition Status | ACTIVE |
| Successor | 6625-00-538-9246 |
| HAZMAT | No |
| Shelf Life Code | 0 |
| Unit of Issue | EA |
| SMR Code | J |
| Weight | 0.9800 lbs |
| Cube | 0.0280 cu ft |
| Part Number | Manufacturer |
|---|---|
| 1521 | Custom Metering Company Inc (USA) |
| 1603463 PRIMARY | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
| 621-16599 | Phaostron Instrument and Electronic Company (USA) |
| 1521 | Solartron Electronics Inc Weston Instruments Div (USA) |
| 1521 | Metermaster Inc Metermod Div (USA) |
NSN 6625-01-030-0049 is a Voltmeter, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 6625 (No Item Name Available). Status: active.
NSN 6625-01-030-0049 has 5 cross-referenced part numbers: 1521 (Custom Metering Company Inc), 1603463 (Lockheed Martin Corporation Div Rms - Mitchel Field), 621-16599 (Phaostron Instrument and Electronic Company), 1521 (Solartron Electronics Inc Weston Instruments Div), 1521 (Metermaster Inc Metermod Div).
There are 12 known substitutes for 6625-01-030-0049: 6625-00-407-6835, 6625-00-500-0927, 6625-00-504-2107 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 1603463: Features Provided: MAGNETIC SHIELD AND ZERO ADJUSTER; Scale Graduation Type: LINEAR SINGLE INDICATOR SINGLE RANGE; Measurement Range: +0.0 TO 40.0 VOLTS, DC SINGLE INDICATOR SINGLE RANGE; Special Features: DUAL INPUT 4V DC OR 40V DC WITH INTERNAL MULTIPLIER V. 30 total characteristics are documented in the Federal Logistics Information System.