The Voltmeter, cataloged under National Stock Number 6625-00-378-1330, 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 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 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 | 6625-00-378-1330 |
| Primary Part Number | PN52-0-500VAC |
| Item Name | Voltmeter |
| FSC / FSG | 6625 / 66 — No Item Name Available |
| Manufacturer | Phaostron Instrument and Electronic Company |
| Status | ACTIVE |
| Scale Graduation Type | NONLINEAR SINGLE INDICATOR SINGLE RANGE |
| Material | STEEL CORROSION RESISTING |
| Mounting Bolt Circle Diameter | 3.160 INCHES NOMINAL IN |
| Mounting Hole Diameter | 0.143 INCHES MINIMUM AND 0.157 INCHES MAXIMUM IN |
| Environmental Protection | COLD RESISTANT AND HEAT RESISTANT AND SHOCK RESISTANT AND SUBMERSIBLE AND VIBRATION RESISTANT AND WATERTIGHT |
| Nuclear Hardness Critical Feature | NONHARDENED |
| Movement Type | MOVING IRON VANE |
| Special Test Features | CONFORMS TO MIL-M-10304/13 |
| Style Designator | ROUND FLUSH MTG |
| Supplementary Features | EXTERNAL RESISTOR |
| Surface Treatment | ENAMEL SEMIGLOSS |
| FSC Application Data | TEST SET,ELECT. EQUIP. |
| Pointer Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Mounting Facility Type and Quantity | 3 SCREW AND 3 UNTHREADED HOLE(S) |
| Overall Diameter | 3.490 INCHES NOMINAL IN |
| Mounting Arrangement Style | THREE HOLE/STUD BOLT CIRCLE |
| Meter Body Diameter Behind Mounting Flange | 2.670 INCHES NOMINAL IN |
| Circuit Current for Which Designed | AC |
| Dial Scale Marking Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Accuracy in Percent | -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE |
| Features Provided | LUMINOUS SCALE MARKING AND MAGNETIC SHIELD AND ZERO ADJUSTER |
| Indicator Type | DIAL W/POINTER |
| Circuit Attachment Method and Quantity | 2 THREADED STUD |
| Movement Suspension Method | TAUT BAND |
| Installation Design | PANEL |
| Furnished Items and Quantity | MTG HARDWARE INCLUDED |
| Measurement Range | +0.0 TO 500.0 VOLTS, AC SINGLE INDICATOR SINGLE RANGE |
| Power Source | EXTERNAL |
| Meter Depth Behind Mounting Flange | 1.460 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Shelf Life Code | 0 |
| Criticality Code | N |
| Unit of Issue | EA |
| SMR Code | ZN |
| Weight | 0.2000 lbs |
| Cube | 0.0470 cu ft |
| Part Number | Manufacturer |
|---|---|
| PN52-0-500VAC PRIMARY | Phaostron Instrument and Electronic Company (USA) |
| 637-919 | Phaostron Instrument and Electronic Company (USA) |
| 8323 | Phaostron Instrument and Electronic Company (USA) |
| 639-919 | Phaostron Instrument and Electronic Company (USA) |
| MR36W500ACVVR | Phaostron Instrument and Electronic Company (USA) |
NSN 6625-00-378-1330 is a Voltmeter, manufactured by Phaostron Instrument and Electronic Company, classified under FSC 6625 (No Item Name Available). Status: active.
NSN 6625-00-378-1330 has 5 cross-referenced part numbers: PN52-0-500VAC (Phaostron Instrument and Electronic Company), 637-919 (Phaostron Instrument and Electronic Company), 8323 (Phaostron Instrument and Electronic Company), 639-919 (Phaostron Instrument and Electronic Company), MR36W500ACVVR (Phaostron Instrument and Electronic Company).
There are 12 known substitutes for 6625-00-378-1330: 5910-00-133-2952, 5310-00-155-4945, 4730-00-220-3308 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for PN52-0-500VAC: Scale Graduation Type: NONLINEAR SINGLE INDICATOR SINGLE RANGE; Material: STEEL CORROSION RESISTING; Mounting Bolt Circle Diameter: 3.160 INCHES NOMINAL IN; Mounting Hole Diameter: 0.143 INCHES MINIMUM AND 0.157 INCHES MAXIMUM IN. 30 total characteristics are documented in the Federal Logistics Information System.