The Voltmeter, cataloged under National Stock Number 6625-00-643-1521, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is L3 Aviation Products, Inc. Dba L3 Technologies. Government technical data includes 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6625-00-643-1521 |
| Primary Part Number | 878913 |
| Item Name | Voltmeter |
| FSC / FSG | 6625 / 66 — No Item Name Available |
| Manufacturer | L3 Aviation Products, Inc. Dba L3 Technologies |
| Status | ACTIVE |
| Scale Division Quantity | 75 SINGLE INDICATOR SINGLE RANGE |
| Frequency Response Range | +15.000 TO 125.000 HERTZ |
| Mounting Stud Length | 0.500 INCHES NOMINAL IN |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 2.670 INCHES NOMINAL IN |
| Accuracy in Percent | -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR ALL RANGES |
| Mounting Arrangement Style | FOUR HOLE/STUD RECTANGULAR/SQUARE |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 3.040 INCHES NOMINAL IN |
| Color | UNABLE TO DECODE |
| Style Designator | RECTANGULAR FLUSH MTG |
| Installation Design | PANEL |
| Meter Body Diameter Behind Mounting Flange | 3.250 INCHES NOMINAL IN |
| Measurement Range | +0.0 TO 150.0 VOLTS, AC SINGLE INDICATOR SINGLE RANGE |
| Movement Type | MOVING IRON VANE |
| Surface Treatment | CADMIUM |
| Dial Scale Marking Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Circuit Attachment Method and Quantity | 2 THREADED STUD |
| Features Provided | MAGNETIC SHIELD |
| Meter Depth Behind Mounting Flange | 1.530 INCHES NOMINAL IN |
| Mounting Facility Type and Quantity | 4 THREADED STUD(S) |
| Mounting Stud Diameter | 0.138 INCHES MINIMUM IN |
| Circuit Current for Which Designed | AC |
| Scale Division Quantity | 75 SINGLE INDICATOR SINGLE RANGE |
| Frequency Response Range | +15.000 TO 125.000 HERTZ |
| Mounting Stud Length | 0.500 INCHES NOMINAL IN |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 2.670 INCHES NOMINAL IN |
| Accuracy in Percent | -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR ALL RANGES |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Weight | 1.0950 lbs |
| Cube | 0.0585 cu ft |
NSN 6625-00-643-1521 is a Voltmeter, manufactured by L3 Aviation Products, Inc. Dba L3 Technologies, classified under FSC 6625 (No Item Name Available). Status: active.
NSN 6625-00-643-1521 has 2 cross-referenced part numbers: 878913 (L3 Aviation Products, Inc. Dba L3 Technologies), 964 (Solartron Electronics Inc Weston Instruments Div).
There are 2 known substitutes for 6625-00-643-1521: 6625-00-643-2757, 6625-00-649-4360. Verify interchangeability with system specifications before substitution.
Key specifications for 878913: Scale Division Quantity: 75 SINGLE INDICATOR SINGLE RANGE; Frequency Response Range: +15.000 TO 125.000 HERTZ; Mounting Stud Length: 0.500 INCHES NOMINAL IN; Center to Center Distance Between Mounting Facilities Parallel to Width: 2.670 INCHES NOMINAL IN. 30 total characteristics are documented in the Federal Logistics Information System.