The Ammeter, cataloged under National Stock Number 6625-00-133-7673, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Essex Electro Engineers Inc. Government technical data includes 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6625-00-133-7673 |
| Primary Part Number | A265-1100 |
| Item Name | Ammeter |
| FSC / FSG | 6625 / 66 — No Item Name Available |
| Manufacturer | Essex Electro Engineers Inc |
| Status | ACTIVE |
| Installation Design | PANEL |
| Movement Type | MOVING IRON VANE |
| Overall Diameter | 3.500 INCHES NOMINAL IN |
| Sensitivity Rating | 5.0 AMPERES |
| Furnished Items and Quantity | NUT 4; WASHER 4 |
| Panel for Which Designed | MAGNETIC OR NONMAGNETIC |
| Accuracy in Percent | -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE |
| Meter Body Diameter Behind Mounting Flange | 2.750 INCHES NOMINAL IN |
| Meter Depth Behind Mounting Flange | 1.250 INCHES NOMINAL IN |
| Circuit Attachment Method and Quantity | 2 THREADED STUD |
| Pointer Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Scale Graduation Type | NONLINEAR SINGLE INDICATOR SINGLE RANGE |
| Movement Suspension Method | TAUT BAND |
| Measurement Range | +0.0 TO 20.0 AMPERES, AC SINGLE INDICATOR SINGLE RANGE |
| Circuit Current for Which Designed | AC |
| Environmental Protection | SHOCK RESISTANT AND VIBRATION RESISTANT |
| Power Source | EXTERNAL |
| Special Test Features | CONFORMS TO MIL-M-10304 |
| Dial Scale Marking Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Features Provided | MAGNETIC SHIELD AND ZERO ADJUSTER |
| Surface Treatment | ENAMEL |
| Mounting Bolt Circle Diameter | 3.156 INCHES NOMINAL IN |
| Mounting Facility Type and Quantity | 3 UNTHREADED HOLE(S) |
| Material | STEEL |
| Mounting Hole Diameter | 0.156 INCHES NOMINAL IN |
| Dielectric Withstanding Voltage in Volts | 5000.0 |
| Indicator Type | DIAL W/POINTER |
| FSC Application Data | TEST SET,ELECT. EQUIP. |
| Acquisition Status | ACTIVE |
| Successor | 6625-00-683-9423 |
| HAZMAT | No |
| Shelf Life Code | 0 |
| Criticality Code | N |
| Unit of Issue | EA |
| SMR Code | JN |
| Weight | 0.9400 lbs |
| Cube | 0.0407 cu ft |
| Part Number | Manufacturer |
|---|---|
| 366 | Solartron Electronics Inc Weston Instruments Div (USA) |
| 2534 | Metermaster Inc Metermod Div (USA) |
| 55R | Simpson Electric Company, Inc. (USA) |
| 637 | Phaostron Instrument and Electronic Company (USA) |
| 366 | Custom Metering Company Inc (USA) |
| 366 | Metermaster Inc Metermod Div (USA) |
| 2534 | Custom Metering Company Inc (USA) |
| A265-1100 PRIMARY | Essex Electro Engineers Inc (USA) |
| 2534 | Solartron Electronics Inc Weston Instruments Div (USA) |
| 639 | Phaostron Instrument and Electronic Company (USA) |
NSN 6625-00-133-7673 is a Ammeter, manufactured by Essex Electro Engineers Inc, classified under FSC 6625 (No Item Name Available). Status: active.
NSN 6625-00-133-7673 has 10 cross-referenced part numbers: 366 (Solartron Electronics Inc Weston Instruments Div), 2534 (Metermaster Inc Metermod Div), 55R (Simpson Electric Company, Inc.), 637 (Phaostron Instrument and Electronic Company), 366 (Custom Metering Company Inc) and 5 more.
There are 12 known substitutes for 6625-00-133-7673: 6625-00-081-2874, 6625-00-086-8436, 6625-00-222-1713 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for A265-1100: Installation Design: PANEL; Movement Type: MOVING IRON VANE; Overall Diameter: 3.500 INCHES NOMINAL IN; Sensitivity Rating: 5.0 AMPERES. 30 total characteristics are documented in the Federal Logistics Information System.