The Voltmeter, cataloged under National Stock Number 6625-00-643-2757, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Q V S Inc. Government technical data includes 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6625-00-643-2757 |
| Primary Part Number | 406 |
| Item Name | Voltmeter |
| FSC / FSG | 6625 / 66 — No Item Name Available |
| Manufacturer | Q V S Inc |
| Status | ACTIVE |
| Material | PLASTIC |
| Style Designator | RECTANGULAR FLUSH MTG |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 2.670 INCHES NOMINAL IN |
| Color | UNABLE TO DECODE |
| Dial Scale Marking Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Meter Body Diameter Behind Mounting Flange | 3.250 INCHES NOMINAL IN |
| Accuracy in Percent | -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE |
| Nuclear Hardness Critical Feature | NONHARDENED |
| Meter Depth Behind Mounting Flange | 1.530 INCHES NOMINAL IN |
| Circuit Attachment Method and Quantity | 2 THREADED STUD |
| Mounting Facility Type and Quantity | 4 THREADED STUD(S) |
| Movement Type | MOVING IRON VANE |
| Circuit Current for Which Designed | AC |
| Power Source | EXTERNAL |
| Mounting Stud Diameter | 0.138 INCHES NOMINAL IN |
| Pointer Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Scale Graduation Type | NONLINEAR SINGLE INDICATOR SINGLE RANGE |
| Movement Suspension Method | TAUT BAND |
| Installation Design | PANEL |
| Measurement Range | +0.0 TO 130.0 VOLTS, AC SINGLE INDICATOR SINGLE RANGE |
| Sensitivity Rating | 80.0 MICROAMPERES |
| Features Provided | ZERO ADJUSTER |
| Mounting Stud Length | 0.500 INCHES NOMINAL IN |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 3.040 INCHES NOMINAL IN |
| Indicator Type | DIAL W/POINTER |
| Mounting Arrangement Style | FOUR HOLE/STUD RECTANGULAR/SQUARE |
| Frequency Response Range | +0.000 TO 400.000 HERTZ |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Shelf Life Code | 0 |
| Unit of Issue | EA |
| SMR Code | J |
NSN 6625-00-643-2757 is a Voltmeter, manufactured by Q V S Inc, classified under FSC 6625 (No Item Name Available). Status: active.
NSN 6625-00-643-2757 has 3 cross-referenced part numbers: 403 (Q V S Inc), 964 (Solartron Electronics Inc Weston Instruments Div), 406 (Q V S Inc).
There are 7 known substitutes for 6625-00-643-2757: 5999-00-016-5078, 5999-01-302-9824, 6625-00-236-1531 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 406: Material: PLASTIC; Style Designator: RECTANGULAR FLUSH MTG; Center to Center Distance Between Mounting Facilities Parallel to Width: 2.670 INCHES NOMINAL IN; Color: UNABLE TO DECODE. 30 total characteristics are documented in the Federal Logistics Information System.