The Voltmeter, cataloged under National Stock Number 6625-01-077-2834, 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 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6625-01-077-2834 |
| Primary Part Number | 633-18593 |
| Item Name | Voltmeter |
| FSC / FSG | 6625 / 66 — No Item Name Available |
| Manufacturer | Phaostron Instrument and Electronic Company |
| Status | CANCELLED |
| Mounting Hole Diameter | 0.150 INCHES MAXIMUM IN |
| Indicator Type | DIAL W/POINTER |
| Meter Depth Behind Mounting Flange | 1.460 INCHES MAXIMUM IN |
| Mounting Bolt Circle Diameter | 3.160 INCHES MAXIMUM IN |
| Movement Type | MOVING COIL, PERMANENT MAGNET |
| Overall Diameter | 3.500 INCHES MAXIMUM IN |
| Measurement Range | +0.0 TO 50.0 VOLTS, DC SINGLE INDICATOR SINGLE RANGE |
| Power Source | EXTERNAL |
| Movement Suspension Method | JEWEL PIVOT BASE |
| Scale Division Quantity | 50 SINGLE INDICATOR SINGLE RANGE |
| Dial Scale Marking Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Meter Body Diameter Behind Mounting Flange | 2.670 INCHES MAXIMUM IN |
| Features Provided | MAGNETIC SHIELD AND ZERO ADJUSTER |
| Accuracy in Percent | -1.0 TO 1.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE |
| Material | STEEL |
| Pointer Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Color | UNABLE TO DECODE |
| Environmental Protection | SHOCK RESISTANT AND VIBRATION RESISTANT |
| Scale Graduation Type | LINEAR SINGLE INDICATOR SINGLE RANGE |
| Installation Design | PANEL |
| Nuclear Hardness Critical Feature | NONHARDENED |
| Mounting Facility Type and Quantity | 3 SCREW AND 3 UNTHREADED HOLE(S) |
| FSC Application Data | TEST SET,ELECT. EQUIP. |
| Style Designator | ROUND FLUSH MTG |
| Circuit Attachment Method and Quantity | 2 THREADED STUD |
| Circuit Current for Which Designed | DC |
| Mounting Arrangement Style | THREE HOLE/STUD BOLT CIRCLE |
| Mounting Hole Diameter | 0.150 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Shelf Life Code | 0 |
| Criticality Code | N |
| Unit of Issue | EA |
| SMR Code | JN |
| Part Number | Manufacturer |
|---|---|
| 583Z3064-20 | Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company (USA) |
| 3452-175 | Jewell Instruments Llc (USA) |
| 583Z1670 | Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company (USA) |
| 633 | Phaostron Instrument and Electronic Company (USA) |
| 633-15455 | Phaostron Instrument and Electronic Company (USA) |
| 633-18593 PRIMARY | Phaostron Instrument and Electronic Company (USA) |
NSN 6625-01-077-2834 is a Voltmeter, manufactured by Phaostron Instrument and Electronic Company, classified under FSC 6625 (No Item Name Available). Status: cancelled.
NSN 6625-01-077-2834 has 6 cross-referenced part numbers: 583Z3064-20 (Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company), 3452-175 (Jewell Instruments Llc), 583Z1670 (Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company), 633 (Phaostron Instrument and Electronic Company), 633-15455 (Phaostron Instrument and Electronic Company) and 1 more.
There are 6 known substitutes for 6625-01-077-2834: 6625-01-025-5325, 6625-00-087-8257, 6625-00-111-7704 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 633-18593: Mounting Hole Diameter: 0.150 INCHES MAXIMUM IN; Indicator Type: DIAL W/POINTER; Meter Depth Behind Mounting Flange: 1.460 INCHES MAXIMUM IN; Mounting Bolt Circle Diameter: 3.160 INCHES MAXIMUM IN. 30 total characteristics are documented in the Federal Logistics Information System.
NSN 6625-01-077-2834 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.