The Meter,audio Level, cataloged under National Stock Number 6625-01-186-9552, 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 Department of the Army Hq United States Army Communications Research and Development Command. Government technical data includes 24 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 6625-01-186-9552 |
| Primary Part Number | B4034696-001 |
| Item Name | Meter,audio Level |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Manufacturer | Department of the Army Hq United States Army Communications Research and Development Command |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 4 UNTHREADED HOLE(S) |
| 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 | 2.546 INCHES NOMINAL IN |
| Circuit Current for Which Designed | DC |
| Accuracy in Percent | -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE |
| Meter Body Height Behind Mounting Flange | 1.310 INCHES NOMINAL IN |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 3.805 INCHES NOMINAL IN |
| Power Source | EXTERNAL |
| Style Designator | RECTANGULAR FLUSH MTG |
| Mounting Hole Diameter | 0.138 INCHES NOMINAL IN |
| Scale Division Quantity | 6 SINGLE INDICATOR SINGLE RANGE |
| Meter Body Width Behind Mounting Flange | 3.455 INCHES NOMINAL IN |
| Color | UNABLE TO DECODE |
| Pointer Color | RED SINGLE INDICATOR SINGLE RANGE |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 0.750 INCHES NOMINAL IN |
| Dial Scale Marking Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Material | ALUMINUM |
| Scale Graduation Type | LINEAR SINGLE INDICATOR SINGLE RANGE |
| Measurement Range | -40.0 TO 10.0 DECIBELS ABOVE OR BELOW ONE MILLIWATT SINGLE INDICATOR SINGLE RANGE |
| Nuclear Hardness Critical Feature | NONHARDENED |
| Installation Design | PANEL |
| Display Color | BLACK 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 | X |
| Unit of Issue | EA |
| Acquisition advice code | JN |
| Weight | 0.0100 lbs |
| Cube | 0.0004 cu ft |
| Part Number | Manufacturer |
|---|---|
| 91149-023 | Prime Technology Llc (USA) |
| B4034696-001 PRIMARY | Department of the Army Hq United States Army Communications Research and Development Command (USA) |
| Reference | Meaning |
|---|---|
| 91149-023 | 5/9 Secondary reference U.S. Government activity |
NSN 6625-01-186-9552 is a Meter,audio Level, manufactured by Department of the Army Hq United States Army Communications Research and Development Command, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
NSN 6625-01-186-9552 has 2 manufacturer part numbers on file: 91149-023 (Prime Technology Llc), B4034696-001 (Department of the Army Hq United States Army Communications Research and Development Command).
Key specifications for B4034696-001: Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S); Overall Height: 1.506 INCHES NOMINAL IN; Indicator Type: DIAL W/POINTER; Mounting Arrangement Style: FOUR HOLE/STUD RECTANGULAR/SQUARE. 24 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.