The Voltmeter, cataloged under National Stock Number 6625-00-531-3550, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Jewell Instruments Llc. Government technical data includes 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 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 | 6625-00-531-3550 |
| Primary Part Number | 120-26 |
| Item Name | Voltmeter |
| FSC / FSG | 6625 / 66 — No Item Name Available |
| Manufacturer | Jewell Instruments Llc |
| Status | ACTIVE |
| Overall Diameter | 3.500 INCHES MAXIMUM IN |
| Meter Depth Behind Mounting Flange | 1.690 INCHES MAXIMUM IN |
| Mounting Arrangement Style | THREE HOLE/STUD BOLT CIRCLE |
| Indicator Type | DIAL W/POINTER |
| Dial Scale Marking Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Environmental Protection | SHOCK RESISTANT AND VIBRATION RESISTANT |
| Installation Design | PANEL |
| Style Designator | ROUND FLUSH MTG |
| FSC Application Data | TEST SET,ELECT. EQUIP. |
| Scale Division Quantity | 50 SINGLE INDICATOR SINGLE RANGE |
| Sensitivity Rating | 1000.0 OHMS PER VOLT |
| Color | UNABLE TO DECODE |
| Movement Type | MOVING IRON VANE |
| Mounting Bolt Circle Diameter | 3.160 INCHES NOMINAL IN |
| Accuracy in Percent | -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE |
| Surface Treatment | ENAMEL |
| Pointer Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Mounting Stud Length | 0.560 INCHES NOMINAL IN |
| Features Provided | ZERO ADJUSTER |
| Power Source | EXTERNAL |
| Material | STEEL |
| Scale Graduation Type | LINEAR SINGLE INDICATOR SINGLE RANGE |
| Circuit Current for Which Designed | AC |
| Circuit Attachment Method and Quantity | 2 SOLDERLESS LUG |
| Mounting Facility Type and Quantity | 3 THREADED STUD(S) |
| Movement Suspension Method | TAUT BAND |
| Meter Body Diameter Behind Mounting Flange | 2.800 INCHES MAXIMUM IN |
| Nuclear Hardness Critical Feature | NONHARDENED |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Shelf Life Code | 0 |
| Unit of Issue | EA |
| SMR Code | J |
| Weight | 0.9000 lbs |
| Cube | 0.0340 cu ft |
| Part Number | Manufacturer |
|---|---|
| 123SCSA596-1 | Northrop Grumman Systems Corporation (USA) |
| 120-26 PRIMARY | Jewell Instruments Llc (USA) |
| 631VE198 | Phaostron Instrument and Electronic Company (USA) |
| 123SCSA596-1 | Northrop Grumman Systems Corporation (USA) |
NSN 6625-00-531-3550 is a Voltmeter, manufactured by Jewell Instruments Llc, classified under FSC 6625 (No Item Name Available). Status: active.
NSN 6625-00-531-3550 has 4 cross-referenced part numbers: 123SCSA596-1 (Northrop Grumman Systems Corporation), 120-26 (Jewell Instruments Llc), 631VE198 (Phaostron Instrument and Electronic Company), 123SCSA596-1 (Northrop Grumman Systems Corporation).
There are 12 known substitutes for 6625-00-531-3550: 3110-00-227-2114, 5815-00-392-7833, 5950-00-645-8149 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 120-26: Overall Diameter: 3.500 INCHES MAXIMUM IN; Meter Depth Behind Mounting Flange: 1.690 INCHES MAXIMUM IN; Special Features: RUGGEDIZED; Mounting Arrangement Style: THREE HOLE/STUD BOLT CIRCLE. 30 total characteristics are documented in the Federal Logistics Information System.