The Ammeter, cataloged under National Stock Number 6625-01-042-7346, 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 21 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6625-01-042-7346 |
| 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 | 1 CLAMP |
| Meter Body Diameter Behind Mounting Flange | 2.000 INCHES NOMINAL IN |
| Indicator Type | DIAL W/POINTER |
| Circuit Attachment Method and Quantity | 2 THREADED STUD |
| Meter Depth Behind Mounting Flange | 0.625 INCHES NOMINAL IN |
| Circuit Current for Which Designed | AC |
| Movement Type | MOVING COIL, PERMANENT MAGNET |
| Accuracy in Percent | -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE |
| Panel for Which Designed | NONMAGNETIC |
| Style Designator | RECTANGULAR FLUSH MTG |
| Features Provided | ZERO ADJUSTER |
| Movement Suspension Method | JEWEL PIVOT BASE |
| Color | UNABLE TO DECODE |
| Pointer Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Dial Scale Marking Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Material | PLASTIC |
| Scale Graduation Type | NONLINEAR SINGLE INDICATOR SINGLE RANGE |
| Measurement Range | +0.0 TO 50.0 AMPERES, AC SINGLE INDICATOR SINGLE RANGE |
| Nuclear Hardness Critical Feature | NONHARDENED |
| Installation Design | PANEL |
| 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 | X |
| Reference | Meaning |
|---|---|
| 551-31205-12 | 5/9 Secondary reference Mtu Onsite Energy Corporation |
| 42767 | 3/9 Design control — primary reference Mtu Onsite Energy Corporation |
NSN 6625-01-042-7346 is a Ammeter, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 5962-01-178-2424, 1680-01-595-4280. Verify interchangeability with system specifications before substitution.
Key specifications for 6625-01-042-7346: Circuit Construction Type: NONELECTRONIC; Mounting Facility Type and Quantity: 1 CLAMP; Meter Body Diameter Behind Mounting Flange: 2.000 INCHES NOMINAL IN; Overall Height: 2.312 INCHES NOMINAL IN. 21 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.