The Ammeter, cataloged under National Stock Number 6625-01-082-5506, 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 17 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 6625-01-082-5506 |
| Item Name | Ammeter |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 3 THREADED STUD(S) |
| Meter Body Diameter Behind Mounting Flange | 2.180 INCHES MAXIMUM IN |
| Mounting Arrangement Style | THREE HOLE/STUD BOLT CIRCLE |
| Circuit Attachment Method and Quantity | 2 THREADED STUD |
| Meter Depth Behind Mounting Flange | 1.252 INCHES NOMINAL IN |
| Circuit Current for Which Designed | AC |
| Mounting Stud Diameter | 0.140 INCHES NOMINAL IN |
| Style Designator | RECTANGULAR FLUSH MTG |
| Scale Division Quantity | 50 SINGLE INDICATOR SINGLE RANGE |
| Mounting Bolt Circle Diameter | 2.440 INCHES NOMINAL IN |
| Color | UNABLE TO DECODE |
| Mounting Stud Length | 0.750 INCHES MAXIMUM IN |
| Dial Scale Marking Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Special Markings | WELD AMPERES |
| Sensitivity Rating | 50.0 MILLIVOLTS |
| Measurement Range | +0.0 TO 500.0 AMPERES, AC SINGLE INDICATOR SINGLE RANGE |
| 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 | JN |
| Weight | 0.3600 lbs |
| Cube | 0.0230 cu ft |
| Reference | Meaning |
|---|---|
| 025-623 | C/1 Advisory reference — outside the item-of-supply concept Miller Electric Mfg. Llc |
| 025-623 | 3/9 Design control — primary reference Miller Electric Mfg. Co. |
| A-025 625 | 5/9 Secondary reference Miller Electric Mfg. Co. |
| 025625 | 5/9 Secondary reference Miller Electric Mfg. Co. |
NSN 6625-01-082-5506 is a Ammeter, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5365-01-344-7231. Verify interchangeability with system specifications before substitution.
Key specifications for 6625-01-082-5506: Mounting Facility Type and Quantity: 3 THREADED STUD(S); Meter Body Diameter Behind Mounting Flange: 2.180 INCHES MAXIMUM IN; Overall Height: 2.702 INCHES MAXIMUM IN; Mounting Arrangement Style: THREE HOLE/STUD BOLT CIRCLE. 17 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.