The Voltmeter, cataloged under National Stock Number 6625-01-072-8140, 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 L3harris Technologies, Inc Div Space & Airborne Systems. Government technical data includes 20 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6625-01-072-8140 |
| Primary Part Number | G300301S1 |
| Item Name | Voltmeter |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Manufacturer | L3harris Technologies, Inc Div Space & Airborne Systems |
| Status | ACTIVE |
| Meter Body Diameter Behind Mounting Flange | 2.210 INCHES MAXIMUM IN |
| Mounting Arrangement Style | THREE HOLE/STUD BOLT CIRCLE |
| Circuit Attachment Method and Quantity | 2 THREADED STUD AND 2 SOLDER LUG |
| Meter Depth Behind Mounting Flange | 2.250 INCHES MAXIMUM IN |
| Circuit Current for Which Designed | DC |
| Scale Selection Method | SWITCH |
| Movement Type | MOVING MAGNET |
| Accuracy in Percent | -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR ALL RANGES |
| Overall Diameter | 2.695 INCHES MAXIMUM IN |
| Dielectric Withstanding Voltage in Volts | 3000.0 |
| Style Designator | ROUND FLUSH MTG |
| Features Provided | MAGNETIC SHIELD |
| Scale Division Quantity | 50 SINGLE INDICATOR SINGLE RANGE |
| Mounting Bolt Circle Diameter | 2.440 INCHES NOMINAL IN |
| Color | UNABLE TO DECODE |
| Test Data Document | 24930-6300301 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING) |
| Dial Scale Marking Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Sensitivity Rating | 50.0 MICROAMPERES |
| Furnished Items and Quantity | SCREW 3,WASHER 3,NUT 3 |
| Installation Design | PANEL |
| 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 | JN |
| Weight | 0.4800 lbs |
| Cube | 0.0319 cu ft |
NSN 6625-01-072-8140 is a Voltmeter, manufactured by L3harris Technologies, Inc Div Space & Airborne Systems, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
NSN 6625-01-072-8140 has 2 manufacturer part numbers on file: G300301S1 (L3harris Technologies, Inc Div Space & Airborne Systems), 628-E721 (Phaostron Instrument and Electronic Company).
Key specifications for G300301S1: Meter Body Diameter Behind Mounting Flange: 2.210 INCHES MAXIMUM IN; Mounting Arrangement Style: THREE HOLE/STUD BOLT CIRCLE; Circuit Attachment Method and Quantity: 2 THREADED STUD AND 2 SOLDER LUG; Meter Depth Behind Mounting Flange: 2.250 INCHES MAXIMUM IN. 20 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.