The Ammeter, cataloged under National Stock Number 6625-00-237-8970, 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27 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 6625-00-237-8970 |
| 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 | 4 UNTHREADED HOLE(S) |
| Meter Body Diameter Behind Mounting Flange | 2.730 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 SOLDER STUD |
| Meter Depth Behind Mounting Flange | 1.080 INCHES NOMINAL IN |
| Circuit Current for Which Designed | DC |
| Scale Selection Method | TERMINAL |
| Movement Type | MOVING COIL, PERMANENT MAGNET |
| Accuracy in Percent | -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 2.240 INCHES NOMINAL IN |
| Panel for Which Designed | MAGNETIC |
| Dielectric Withstanding Voltage in Volts | 2500.0 |
| Power Source | EXTERNAL |
| Style Designator | RECTANGULAR FLUSH MTG |
| Mounting Hole Diameter | 0.125 INCHES NOMINAL IN |
| Scale Division Quantity | 50 SINGLE INDICATOR SINGLE RANGE |
| Movement Suspension Method | JEWEL PIVOT BASE |
| Reliability Indicator | NOT ESTABLISHED |
| Color | UNABLE TO DECODE |
| Pointer Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Environmental Protection | DUST RESISTANT |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 2.240 INCHES NOMINAL IN |
| Dial Scale Marking Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Material | PLASTIC |
| 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 | LN |
| Reference | Meaning |
|---|---|
| 4390W0-500MASCALE | 3/9 Design control — primary reference Simpson Electric Company, Inc. |
NSN 6625-00-237-8970 is a Ammeter, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
Key specifications for 6625-00-237-8970: Circuit Construction Type: NONELECTRONIC; Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S); Meter Body Diameter Behind Mounting Flange: 2.730 INCHES NOMINAL IN; Overall Height: 3.250 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.