The Voltmeter, cataloged under National Stock Number 6625-01-034-2136, 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 Jewell Instruments Llc. Government technical data includes 27 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 6625-01-034-2136 |
| Primary Part Number | 71T-0-40VDC |
| Item Name | Voltmeter |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Manufacturer | Jewell Instruments Llc |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 2 THREADED STUD(S) |
| Meter Body Diameter Behind Mounting Flange | 1.500 INCHES NOMINAL IN |
| FSC Application Data | ELECTRICAL,ELECTRONIC PROPERTIES MEASURING AND TEST INSTRUMENTS |
| Indicator Type | DIAL W/POINTER |
| Mounting Arrangement Style | TWO HOLE/STUD |
| Circuit Attachment Method and Quantity | 2 SOLDER LUG |
| Meter Depth Behind Mounting Flange | 1.000 INCHES NOMINAL IN |
| Circuit Current for Which Designed | DC |
| Movement Type | MOVING COIL, PERMANENT MAGNET |
| Accuracy in Percent | -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE |
| Mounting Stud Diameter | 0.112 INCHES NOMINAL IN |
| Supplementary Features | CRITICAL APPLICATION: COMMUNICATIONS TERMINAL,SATELLITE,AN/FSC 78 AND 79 |
| Power Source | EXTERNAL |
| Criticality Code Justification | SUPP |
| Style Designator | RECTANGULAR FLUSH MTG |
| Features Provided | MAGNETIC SHIELD AND ZERO ADJUSTER |
| Distance Between Mounting Facility Centers | 1.8554 INCHES NOMINAL IN |
| Scale Division Quantity | 40 SINGLE INDICATOR SINGLE RANGE |
| Movement Suspension Method | TAUT BAND |
| Color | UNABLE TO DECODE |
| Pointer Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Surface Treatment | PAINT |
| Mounting Stud Length | 0.375 INCHES NOMINAL IN |
| Dial Scale Marking Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Material | PLASTIC |
| Sensitivity Rating | 1000.0 OHMS PER VOLT |
| Scale Graduation Type | LINEAR 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 | Y |
| Unit of Issue | EA |
| Acquisition advice code | JN |
| Weight | 0.2500 lbs |
| Cube | 0.0170 cu ft |
| Part Number | Manufacturer |
|---|---|
| 71T-0-40VDC | Jewell Instruments Llc (USA) |
| Reference | Meaning |
|---|---|
| EBP-40-042 | 3/9 Design control — primary reference U.S. Government activity |
NSN 6625-01-034-2136 is a Voltmeter, manufactured by Jewell Instruments Llc, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
NSN 6625-01-034-2136 has 1 manufacturer part number on file: 71T-0-40VDC (Jewell Instruments Llc).
Key specifications for 71T-0-40VDC: Mounting Facility Type and Quantity: 2 THREADED STUD(S); Meter Body Diameter Behind Mounting Flange: 1.500 INCHES NOMINAL IN; Overall Height: 1.750 INCHES NOMINAL IN; FSC Application Data: ELECTRICAL,ELECTRONIC PROPERTIES MEASURING AND TEST INSTRUMENTS. 27 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.