The Ammeter, cataloged under National Stock Number 6625-01-007-6785, is classified within Federal Supply Class 6625 (Electrical and Electronic Properties Measuring and Testing Instruments) of the Instruments and Laboratory Equipment group. Government technical data includes 27 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6625-01-007-6785 |
| Item Name | Ammeter |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Status | ACTIVE |
| Circuit Construction Type | NONELECTRONIC |
| Mounting Facility Type and Quantity | 3 UNTHREADED HOLE(S) |
| Meter Body Diameter Behind Mounting Flange | 3.156 INCHES NOMINAL IN |
| FSC Application Data | TEST SET,ELECT. EQUIP |
| Indicator Type | DIAL W/POINTER |
| Mounting Arrangement Style | THREE HOLE/STUD BOLT CIRCLE |
| Circuit Attachment Method and Quantity | 2 THREADED STUD |
| Meter Depth Behind Mounting Flange | 2.250 INCHES NOMINAL IN |
| Circuit Current for Which Designed | AC |
| Movement Type | MOVING IRON VANE |
| Accuracy in Percent | -1.0 TO 1.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE |
| Panel for Which Designed | MAGNETIC OR NONMAGNETIC |
| Dielectric Withstanding Voltage in Volts | 3000.0 |
| Supplementary Features | TERMINAL RESISTANCE AND TOLERANCE AT 25 DEGREES CENTIGRADE: 325 OHMS PLUS OR MINUS 20 PERCENT |
| Power Source | EXTERNAL |
| Style Designator | RECTANGULAR FLUSH MTG |
| Mounting Hole Diameter | 0.203 INCHES NOMINAL IN |
| Features Provided | EXTERNAL SHUNTING AND ZERO ADJUSTER |
| Scale Division Quantity | 100 SINGLE INDICATOR SINGLE RANGE |
| Movement Suspension Method | TAUT BAND |
| Mounting Bolt Circle Diameter | 1.750 INCHES NOMINAL IN |
| Color | UNABLE TO DECODE |
| Pointer Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Dial Scale Marking Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Scale Graduation Type | LINEAR SINGLE INDICATOR SINGLE RANGE |
| Measurement Range | -100.0 TO 100.0 MICROAMPS SINGLE INDICATOR SINGLE RANGE |
| Nuclear Hardness Critical Feature | NONHARDENED |
| 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 | 0.5000 lbs |
| Cube | 0.0185 cu ft |
| Reference | Meaning |
|---|---|
| 218925 | 3/2 Design control — primary reference U.S. Government activity |
| 218925 | 5/9 Secondary reference U.S. Government activity |
| 37-4872-0100 | 5/9 Secondary reference Api Corp |
NSN 6625-01-007-6785 is a Ammeter, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
Key specifications for 6625-01-007-6785: Circuit Construction Type: NONELECTRONIC; Mounting Facility Type and Quantity: 3 UNTHREADED HOLE(S); Meter Body Diameter Behind Mounting Flange: 3.156 INCHES NOMINAL IN; Overall Height: 4.125 INCHES NOMINAL IN. 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.