The Ammeter, cataloged under National Stock Number 6625-00-144-0381, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Joint Army-Navy Specifications Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 6625-00-144-0381 |
| Primary Part Number | MR25W200DCUA |
| Item Name | Ammeter |
| FSC / FSG | 6625 / 66 — No Item Name Available |
| Manufacturer | Joint Army-Navy Specifications Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| Status | CANCELLED |
| Meter Body Diameter Behind Mounting Flange | 2.210 INCHES NOMINAL IN |
| Overall Diameter | 2.695 INCHES NOMINAL IN |
| Mounting Hole Diameter | 0.125 INCHES NOMINAL IN |
| Meter Depth Behind Mounting Flange | 1.860 INCHES NOMINAL IN |
| Measurement Range | +0.0 TO 200.0 MICROAMPERES, DC SINGLE INDICATOR SINGLE RANGE |
| Accuracy in Percent | -2.5 TO 2.5 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE |
| Dial Scale Marking Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Circuit Construction Type | NONELECTRONIC |
| Circuit Attachment Method and Quantity | 2 BINDING POST |
| Mounting Facility Type and Quantity | 3 FLANGE |
| Circuit Current for Which Designed | DC |
| Installation Design | PANEL |
| Indicator Type | DIAL W/POINTER |
| Panel for Which Designed | NONMAGNETIC |
| Color | UNABLE TO DECODE |
| Material | PLASTIC |
| Nuclear Hardness Critical Feature | NONHARDENED |
| Mounting Bolt Circle Diameter | 2.440 INCHES NOMINAL IN |
| Style Designator | ROUND FLUSH MTG |
| Mounting Arrangement Style | THREE HOLE/STUD BOLT CIRCLE |
| Sensitivity Rating | 150.0 MILLIVOLTS |
| Meter Body Diameter Behind Mounting Flange | 2.210 INCHES NOMINAL IN |
| Overall Diameter | 2.695 INCHES NOMINAL IN |
| Mounting Hole Diameter | 0.125 INCHES NOMINAL IN |
| Meter Depth Behind Mounting Flange | 1.860 INCHES NOMINAL IN |
| Measurement Range | +0.0 TO 200.0 MICROAMPERES, DC SINGLE INDICATOR SINGLE RANGE |
| Accuracy in Percent | -2.5 TO 2.5 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE |
| Dial Scale Marking Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Circuit Construction Type | NONELECTRONIC |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MR25W200DCUA | Joint Army-Navy Specifications Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| MR25W200DCUA | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| MILM6 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 52B48742 | Motorola Inc. Dba Integrated Information Systems Group (USA) |
| 52B48742 | General Dynamics Mission Systems, Inc. Dba Gdms (USA) |
NSN 6625-00-144-0381 is a Ammeter, manufactured by Joint Army-Navy Specifications Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 6625 (No Item Name Available). Status: cancelled.
NSN 6625-00-144-0381 has 5 cross-referenced part numbers: MR25W200DCUA (Joint Army-Navy Specifications Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), MR25W200DCUA (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MILM6 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 52B48742 (Motorola Inc. Dba Integrated Information Systems Group), 52B48742 (General Dynamics Mission Systems, Inc. Dba Gdms).
There are 7 known substitutes for 6625-00-144-0381: 6625-00-668-9246, 6625-00-838-4356, 6625-01-023-2776 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for MR25W200DCUA: Meter Body Diameter Behind Mounting Flange: 2.210 INCHES NOMINAL IN; Overall Diameter: 2.695 INCHES NOMINAL IN; Mounting Hole Diameter: 0.125 INCHES NOMINAL IN; Meter Depth Behind Mounting Flange: 1.860 INCHES NOMINAL IN. 30 total characteristics are documented in the Federal Logistics Information System.
NSN 6625-00-144-0381 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.