The Voltmeter, cataloged under National Stock Number 6625-00-643-0625, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Simpson Electric Company, Inc.. Government technical data includes 25 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, 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 | 6625-00-643-0625 |
| Primary Part Number | 7490 |
| Item Name | Voltmeter |
| FSC / FSG | 6625 / 66 — No Item Name Available |
| Manufacturer | Simpson Electric Company, Inc. |
| Status | ACTIVE |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY SCALE DATA AND SENSITIVITY NOT SPECIFIED |
| Dial Scale Marking Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Meter Depth Behind Mounting Flange | 2.060 INCHES NOMINAL IN |
| Material | PLASTIC |
| Mounting Arrangement Style | FOUR HOLE/STUD RECTANGULAR/SQUARE |
| Meter Body Diameter Behind Mounting Flange | 2.750 INCHES NOMINAL IN |
| Measurement Range | +0.0 TO 750.0 VOLTS, DC SINGLE INDICATOR SINGLE RANGE |
| Accuracy in Percent | -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR ALL RANGES |
| Circuit Attachment Method and Quantity | 2 THREADED STUD |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 2.250 INCHES NOMINAL IN |
| Installation Design | PANEL |
| Mounting Hole Diameter | 0.125 INCHES NOMINAL IN |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 2.250 INCHES NOMINAL IN |
| Circuit Current for Which Designed | DC |
| Mounting Facility Type and Quantity | 4 UNTHREADED HOLE(S) |
| Color | UNABLE TO DECODE |
| Style Designator | RECTANGULAR FLUSH MTG |
| Features Provided | ZERO ADJUSTER |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY SCALE DATA AND SENSITIVITY NOT SPECIFIED |
| Dial Scale Marking Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Meter Depth Behind Mounting Flange | 2.060 INCHES NOMINAL IN |
| Material | PLASTIC |
| Mounting Arrangement Style | FOUR HOLE/STUD RECTANGULAR/SQUARE |
| Meter Body Diameter Behind Mounting Flange | 2.750 INCHES NOMINAL IN |
| Measurement Range | +0.0 TO 750.0 VOLTS, DC SINGLE INDICATOR SINGLE RANGE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Shelf Life Code | 0 |
| Unit of Issue | EA |
| SMR Code | Y |
NSN 6625-00-643-0625 is a Voltmeter, manufactured by Simpson Electric Company, Inc., classified under FSC 6625 (No Item Name Available). Status: active.
NSN 6625-00-643-0625 has 2 cross-referenced part numbers: 7490 (Simpson Electric Company, Inc.), 27 (Simpson Electric Company, Inc.).
There are 12 known substitutes for 6625-00-643-0625: 5999-01-093-9473, 6625-01-108-6559, 5307-00-206-9190 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 7490: Overall Width: 3.000 INCHES NOMINAL IN; Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY SCALE DATA AND SENSITIVITY NOT SPECIFIED; Dial Scale Marking Color: BLACK SINGLE INDICATOR SINGLE RANGE; Meter Depth Behind Mounting Flange: 2.060 INCHES NOMINAL IN. 30 total characteristics are documented in the Federal Logistics Information System.