The Ammeter, cataloged under National Stock Number 6625-00-186-8763, 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21 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 6625-00-186-8763 |
| Item Name | Ammeter |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Status | ACTIVE |
| Circuit Construction Type | ELECTRONIC, SOLID STATE |
| Indicator Type | DIAL W/POINTER |
| Circuit Attachment Method and Quantity | 2 BINDING POST |
| Circuit Current for Which Designed | DC |
| Movement Type | MOVING COIL, PERMANENT MAGNET |
| Accuracy in Percent | -0.5 TO 0.5 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE |
| Power Source | EXTERNAL |
| Style Designator | RECTANGULAR OR SQUARE |
| 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 |
| Test Data Document | 81349-MIL-M-16034 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| Dial Scale Marking Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Material | STEEL |
| Scale Graduation Type | LINEAR SINGLE INDICATOR SINGLE RANGE |
| Measurement Range | +0.0 TO 500.0 AMPERES, DC SINGLE INDICATOR SINGLE RANGE |
| Furnished Items and Quantity | HANDLE 1,SHUNT 1 |
| Nuclear Hardness Critical Feature | NONHARDENED |
| Installation Design | RACK |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| MR53W500DCAA | 2/2 Government specification standardization U.S. Government activity |
| MIL-DTL-16034/16 | 4/1 Identification reference U.S. Government activity |
| MIL-M-16034/16 | 5/9 Secondary reference U.S. Government activity |
NSN 6625-00-186-8763 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): 6625-00-186-8764, 6625-00-186-8768. Verify interchangeability with system specifications before substitution.
Key specifications for 6625-00-186-8763: Circuit Construction Type: ELECTRONIC, SOLID STATE; Overall Height: 5.250 INCHES NOMINAL IN; Indicator Type: DIAL W/POINTER; Circuit Attachment Method and Quantity: 2 BINDING POST. 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.