The Voltmeter, cataloged under National Stock Number 6625-01-355-8229, 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 Hughes Corp Div Weschler Electric. Government technical data includes 26 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 6625-01-355-8229 |
| Primary Part Number | 691B672A10 |
| Item Name | Voltmeter |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Manufacturer | Hughes Corp Div Weschler Electric |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 4 SCREW AND 4 UNTHREADED HOLE(S) |
| Meter Body Diameter Behind Mounting Flange | 3.960 INCHES NOMINAL IN |
| FSC Application Data | TEST SET,ELECT. EQUIP. |
| Indicator Type | DIAL W/POINTER |
| Mounting Arrangement Style | FOUR HOLE/STUD RECTANGULAR/SQUARE |
| Circuit Attachment Method and Quantity | 2 THREADED STUD |
| Meter Depth Behind Mounting Flange | 2.813 INCHES NOMINAL IN |
| Circuit Current for Which Designed | DC |
| Movement Type | MOVING COIL, PERMANENT MAGNET |
| Accuracy in Percent | -1.0 TO 1.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 2.687 INCHES NOMINAL IN |
| Power Source | EXTERNAL |
| Style Designator | RECTANGULAR FLUSH MTG |
| Mounting Hole Diameter | 0.312 INCHES NOMINAL IN |
| Features Provided | ZERO ADJUSTER |
| Scale Division Quantity | 50 SINGLE INDICATOR SINGLE RANGE |
| Movement Suspension Method | JEWEL PIVOT BASE |
| Color | UNABLE TO DECODE |
| Pointer Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Environmental Protection | SHOCK RESISTANT AND VIBRATION RESISTANT |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 2.687 INCHES NOMINAL IN |
| Dial Scale Marking Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Material | PLASTIC POLYCARBONATE |
| Scale Graduation Type | LINEAR SINGLE INDICATOR SINGLE RANGE |
| Measurement Range | +0.0 TO 5.0 VOLTS, DC SINGLE INDICATOR SINGLE RANGE |
| Furnished Items and Quantity | NUT 6; WASHER 8 |
| 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 | Z |
| Weight | 1.9900 lbs |
| Cube | 0.2257 cu ft |
| Part Number | Manufacturer |
|---|---|
| MMI-11153 | Custom Metering Company Inc (USA) |
| 691B672A10 PRIMARY | Hughes Corp Div Weschler Electric (USA) |
| Reference | Meaning |
|---|---|
| MMI-11153 | 5/9 Secondary reference Metermaster Inc Metermod Div |
NSN 6625-01-355-8229 is a Voltmeter, manufactured by Hughes Corp Div Weschler Electric, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
NSN 6625-01-355-8229 has 2 manufacturer part numbers on file: MMI-11153 (Custom Metering Company Inc), 691B672A10 (Hughes Corp Div Weschler Electric).
Key specifications for 691B672A10: Mounting Facility Type and Quantity: 4 SCREW AND 4 UNTHREADED HOLE(S); Meter Body Diameter Behind Mounting Flange: 3.960 INCHES NOMINAL IN; Overall Height: 4.422 INCHES NOMINAL IN; FSC Application Data: TEST SET,ELECT. EQUIP.. 26 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.