The Voltmeter, cataloged under National Stock Number 6625-00-891-5629, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Phaostron Instrument and Electronic Company. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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 | 6625-00-891-5629 |
| Primary Part Number | 310-04779 |
| Item Name | Voltmeter |
| FSC / FSG | 6625 / 66 — No Item Name Available |
| Manufacturer | Phaostron Instrument and Electronic Company |
| Status | ACTIVE |
| Mounting Hole Diameter | 0.150 INCHES NOMINAL IN |
| Measurement Range | +0.0 TO 400.0 MILLIVOLTS, RF SINGLE INDICATOR SINGLE RANGE |
| Style Designator | ROUND FLUSH MTG |
| Meter Body Diameter Behind Mounting Flange | 2.672 INCHES NOMINAL IN |
| Accuracy in Percent | -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR ALL RANGES |
| Mounting Facility Type and Quantity | 1 FLANGE AND 3 UNTHREADED HOLE(S) |
| Color | UNABLE TO DECODE |
| Meter Depth Behind Mounting Flange | 1.438 INCHES NOMINAL IN |
| Sensitivity Rating | 5000.0 OHMS PER VOLT |
| Furnished Items and Quantity | SERIES VARIABLE RESISTOR 1,SERIES FIXED RESISTOR @1,ATTENUATOR 1 |
| Installation Design | PANEL |
| Mounting Bolt Circle Diameter | 3.160 INCHES NOMINAL IN |
| Mounting Arrangement Style | THREE HOLE/STUD BOLT CIRCLE |
| Overall Diameter | 3.500 INCHES NOMINAL IN |
| Circuit Attachment Method and Quantity | 2 SOLDERLESS LUG |
| Dial Scale Marking Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Mounting Hole Diameter | 0.150 INCHES NOMINAL IN |
| Measurement Range | +0.0 TO 400.0 MILLIVOLTS, RF SINGLE INDICATOR SINGLE RANGE |
| Style Designator | ROUND FLUSH MTG |
| Meter Body Diameter Behind Mounting Flange | 2.672 INCHES NOMINAL IN |
| Accuracy in Percent | -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR ALL RANGES |
| Mounting Facility Type and Quantity | 1 FLANGE AND 3 UNTHREADED HOLE(S) |
| Color | UNABLE TO DECODE |
| Meter Depth Behind Mounting Flange | 1.438 INCHES NOMINAL IN |
| Sensitivity Rating | 5000.0 OHMS PER VOLT |
| Furnished Items and Quantity | SERIES VARIABLE RESISTOR 1,SERIES FIXED RESISTOR @1,ATTENUATOR 1 |
| Installation Design | PANEL |
| Mounting Bolt Circle Diameter | 3.160 INCHES NOMINAL IN |
| Mounting Arrangement Style | THREE HOLE/STUD BOLT CIRCLE |
| Overall Diameter | 3.500 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Shelf Life Code | 0 |
| Unit of Issue | EA |
| SMR Code | X |
NSN 6625-00-891-5629 is a Voltmeter, manufactured by Phaostron Instrument and Electronic Company, classified under FSC 6625 (No Item Name Available). Status: active.
NSN 6625-00-891-5629 has 3 cross-referenced part numbers: 10054008 (Us Army Aviation and Missile Command), 310-04779 (Phaostron Instrument and Electronic Company), 20053 (Whittaker Corp Whittaker Electronic Systems Div).
There are 12 known substitutes for 6625-00-891-5629: 4910-00-163-3026, 5133-00-228-1340, 5905-00-235-7025 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 310-04779: Mounting Hole Diameter: 0.150 INCHES NOMINAL IN; Measurement Range: +0.0 TO 400.0 MILLIVOLTS, RF SINGLE INDICATOR SINGLE RANGE; Style Designator: ROUND FLUSH MTG; Meter Body Diameter Behind Mounting Flange: 2.672 INCHES NOMINAL IN. 30 total characteristics are documented in the Federal Logistics Information System.